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Vulnerability Details :

CVE-2026-4684

Summary
Assigner-mozilla
Assigner Org ID-f16b083a-5664-49f3-a51e-8d479e5ed7fe
Published At-24 Mar, 2026 | 12:30
Updated At-15 Jul, 2026 | 00:50
Rejected At-
Credits

Race condition, use-after-free in the Graphics: WebRender component

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mozilla
Assigner Org ID:f16b083a-5664-49f3-a51e-8d479e5ed7fe
Published At:24 Mar, 2026 | 12:30
Updated At:15 Jul, 2026 | 00:50
Rejected At:
▼CVE Numbering Authority (CNA)
Race condition, use-after-free in the Graphics: WebRender component

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Affected Products
Vendor
Mozilla CorporationMozilla
Product
Firefox
Versions
Unaffected
  • From 115.34 through 115.* (rpm)
  • From 140.9 through 140.* (rpm)
  • From 149 through * (rpm)
Vendor
Mozilla CorporationMozilla
Product
Thunderbird
Versions
Unaffected
  • From 140.9 through 140.* (rpm)
  • From 149 through * (rpm)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Oskar L
Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://bugzilla.mozilla.org/show_bug.cgi?id=2011129
N/A
https://www.mozilla.org/security/advisories/mfsa2026-20/
N/A
https://www.mozilla.org/security/advisories/mfsa2026-21/
N/A
https://www.mozilla.org/security/advisories/mfsa2026-22/
N/A
https://www.mozilla.org/security/advisories/mfsa2026-23/
N/A
https://www.mozilla.org/security/advisories/mfsa2026-24/
N/A
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=2011129
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-20/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-21/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-22/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-23/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-24/
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-416CWE-416 Use After Free
CWECWE-362CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Type: CWE
CWE ID: CWE-416
Description: CWE-416 Use After Free
Type: CWE
CWE ID: CWE-362
Description: CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Metrics
VersionBase scoreBase severityVector
3.17.5HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
2. firefox: thunderbird: Race condition, use-after-free in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Race condition, use-after-free in the Graphics: WebRender component

Affected Products
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 10
Collection URL
https://catalog.redhat.com/software/containers/
Package Name
firefox
CPEs
  • cpe:/o:redhat:enterprise_linux:10.1
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el10_1 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 10
Collection URL
https://catalog.redhat.com/software/containers/
Package Name
thunderbird
CPEs
  • cpe:/o:redhat:enterprise_linux:10.1
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el10_1 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 10.0 Extended Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/o:redhat:enterprise_linux_eus:10.0
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el10_0 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 10.0 Extended Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/o:redhat:enterprise_linux_eus:10.0
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el10_0 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/o:redhat:rhel_els:7
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el7_9 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:enterprise_linux:8
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_10 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:enterprise_linux:8
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_10 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.2 Advanced Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_aus:8.2
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_2 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.2 Advanced Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_aus:8.2
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_2 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_aus:8.4
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_4 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_aus:8.4
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_4 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_eus_long_life:8.4
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_4 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_eus_long_life:8.4
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_4 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_aus:8.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_aus:8.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_tus:8.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_tus:8.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_e4s:8.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_e4s:8.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_tus:8.8
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_8 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_tus:8.8
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_8 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_e4s:8.8
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_8 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_e4s:8.8
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el8_8 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:enterprise_linux:9
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_7 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:enterprise_linux:9
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_7 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_e4s:9.0
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_0 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_e4s:9.0
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_0 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_e4s:9.2
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_2 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_e4s:9.2
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_2 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.4 Extended Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_eus:9.4
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_4 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.4 Extended Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_eus:9.4
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_4 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.6 Extended Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/a:redhat:rhel_eus:9.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.6 Extended Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/a:redhat:rhel_eus:9.6
Default Status
affected
Versions
Unaffected
  • From 0:140.9.0-1.el9_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 10
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
rhel10/firefox-flatpak
CPEs
  • cpe:/o:redhat:enterprise_linux:10
Default Status
affected
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 10
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
rhel10/thunderbird-flatpak
CPEs
  • cpe:/o:redhat:enterprise_linux:10
Default Status
affected
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 6
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
firefox
CPEs
  • cpe:/o:redhat:enterprise_linux:6
Default Status
unknown
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 6
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/o:redhat:enterprise_linux:6
Default Status
unknown
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 7
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
thunderbird
CPEs
  • cpe:/o:redhat:enterprise_linux:7
Default Status
unknown
Problem Types
TypeCWE IDDescription
CWECWE-364Signal Handler Race Condition
Type: CWE
CWE ID: CWE-364
Description: Signal Handler Race Condition
Metrics
VersionBase scoreBase severityVector
3.17.5HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Metrics Other Info
Red Hat severity rating
value:
Important
namespace:
https://access.redhat.com/security/updates/classification/
Impacts
CAPEC IDDescription
Solutions

RHSA-2026:8427: Red Hat Enterprise Linux Server (v. 7 ELS)

RHSA-2026:7843: Red Hat Enterprise Linux AppStream EUS (v. 10.0)

RHSA-2026:8315: Red Hat Enterprise Linux AppStream EUS (v. 10.0)

RHSA-2026:5931: Red Hat Enterprise Linux AppStream (v. 10)

RHSA-2026:6342: Red Hat Enterprise Linux AppStream (v. 10)

RHSA-2026:5932: Red Hat Enterprise Linux AppStream (v. 8)

RHSA-2026:6917: Red Hat Enterprise Linux AppStream (v. 8)

RHSA-2026:7840: Red Hat Enterprise Linux AppStream AUS (v. 8.2)

RHSA-2026:8285: Red Hat Enterprise Linux AppStream AUS (v. 8.2)

RHSA-2026:7858: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)

RHSA-2026:8850: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)

RHSA-2026:7842: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream E4S (v.8.6), Red Hat Enterprise Linux AppStream TUS (v.8.6)

RHSA-2026:8289: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream E4S (v.8.6), Red Hat Enterprise Linux AppStream TUS (v.8.6)

RHSA-2026:7838: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8)

RHSA-2026:8288: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8)

RHSA-2026:7839: Red Hat Enterprise Linux AppStream E4S (v.9.0)

RHSA-2026:8286: Red Hat Enterprise Linux AppStream E4S (v.9.0)

RHSA-2026:7841: Red Hat Enterprise Linux AppStream E4S (v.9.2)

RHSA-2026:8287: Red Hat Enterprise Linux AppStream E4S (v.9.2)

RHSA-2026:7845: Red Hat Enterprise Linux AppStream EUS (v.9.4)

RHSA-2026:8290: Red Hat Enterprise Linux AppStream EUS (v.9.4)

RHSA-2026:7837: Red Hat Enterprise Linux AppStream EUS (v.9.6)

RHSA-2026:8284: Red Hat Enterprise Linux AppStream EUS (v.9.6)

RHSA-2026:5930: Red Hat Enterprise Linux AppStream (v. 9)

RHSA-2026:6188: Red Hat Enterprise Linux AppStream (v. 9)

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Reported to Red Hat.2026-03-24 13:01:57
Made public.2026-03-24 12:30:20
Event: Reported to Red Hat.
Date: 2026-03-24 13:01:57
Event: Made public.
Date: 2026-03-24 12:30:20
Replaced By

Rejected Reason

References
HyperlinkResource
https://access.redhat.com/security/cve/CVE-2026-4684
vdb-entry
x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2450721
issue-tracking
x_refsource_REDHAT
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4684.json
x_sadp-csaf-vex
https://access.redhat.com/errata/RHSA-2026:8427
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7843
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8315
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:5931
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:6342
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:5932
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:6917
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7840
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8285
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7858
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8850
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7842
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8289
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7838
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8288
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7839
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8286
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7841
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8287
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7845
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8290
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7837
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:8284
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:5930
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:6188
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/security/cve/CVE-2026-4684
Resource:
vdb-entry
x_refsource_REDHAT
Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=2450721
Resource:
issue-tracking
x_refsource_REDHAT
Hyperlink: https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4684.json
Resource:
x_sadp-csaf-vex
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8427
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7843
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8315
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:5931
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:6342
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vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:5932
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vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:6917
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x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7840
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x_refsource_REDHAT
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x_refsource_REDHAT
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x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8850
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vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7842
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vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8289
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7838
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vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8288
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7839
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vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8286
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x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7841
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x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8287
Resource:
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x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7845
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8290
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7837
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x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8284
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x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:5930
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vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2026:6188
Resource:
vendor-advisory
x_refsource_REDHAT
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security@mozilla.org
Published At:24 Mar, 2026 | 13:16
Updated At:15 Jul, 2026 | 02:22

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.17.5HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Secondary3.17.5HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
N/A
Type: Secondary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: N/A
Version:
Base score:
Base severity: N/A
Vector:
CPE Matches

Mozilla Corporation
mozilla
>>firefox>>Versions before 115.34.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Mozilla Corporation
mozilla
>>firefox>>Versions before 149.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Mozilla Corporation
mozilla
>>firefox>>Versions from 128.0(inclusive) to 140.9.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Weaknesses
CWE IDTypeSource
CWE-362Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-416Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-364Secondary0b0ca135-0b70-47e7-9f44-1890c2a1c46c
CWE ID: CWE-362
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-416
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-364
Type: Secondary
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://bugzilla.mozilla.org/show_bug.cgi?id=2011129security@mozilla.org
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-20/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-21/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-22/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-23/security@mozilla.org
N/A
https://www.mozilla.org/security/advisories/mfsa2026-24/security@mozilla.org
N/A
https://access.redhat.com/errata/RHSA-2026:59300b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:59310b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:59320b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:61880b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:63420b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:69170b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78370b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78380b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78390b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78400b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78410b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78420b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78430b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78450b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:78580b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:82840b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:82850b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:82860b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:82870b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:82880b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:82890b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:82900b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:83150b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:84270b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/errata/RHSA-2026:88500b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://access.redhat.com/security/cve/CVE-2026-46840b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://bugzilla.redhat.com/show_bug.cgi?id=24507210b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4684.json0b0ca135-0b70-47e7-9f44-1890c2a1c46c
N/A
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=2011129
Source: security@mozilla.org
Resource:
Permissions Required
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-20/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-21/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-22/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-23/
Source: security@mozilla.org
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-24/
Source: security@mozilla.org
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:5930
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:5931
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:5932
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:6188
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:6342
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:6917
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7837
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7838
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7839
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7840
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7841
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7842
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7843
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7845
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:7858
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8284
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8285
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8286
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8287
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8288
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8289
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8290
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8315
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8427
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2026:8850
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://access.redhat.com/security/cve/CVE-2026-4684
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=2450721
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A
Hyperlink: https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4684.json
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Resource: N/A

Change History

0
Information is not available yet

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Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-787
Out-of-bounds Write
CVE-2024-1936
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-7.5||HIGH
EPSS-0.68% / 48.73%
||
7 Day CHG~0.00%
Published-04 Mar, 2024 | 21:31
Updated-30 Jun, 2025 | 12:12
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The encrypted subject of an email message could be incorrectly and permanently assigned to an arbitrary other email message in Thunderbird's local cache. Consequently, when replying to the contaminated email message, the user might accidentally leak the confidential subject to a third-party. While this update fixes the bug and avoids future message contamination, it does not automatically repair existing contaminations. Users are advised to use the repair folder functionality, which is available from the context menu of email folders, which will erase incorrect subject assignments. This vulnerability affects Thunderbird < 115.8.1.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-debian_linuxthunderbirdThunderbirdthunderbird
CWE ID-CWE-922
Insecure Storage of Sensitive Information
CVE-2024-1546
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-7.5||HIGH
EPSS-0.71% / 49.84%
||
7 Day CHG~0.00%
Published-20 Feb, 2024 | 13:21
Updated-27 Mar, 2025 | 14:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

When storing and re-accessing data on a networking channel, the length of buffers may have been confused, resulting in an out-of-bounds memory read. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxFirefox ESRFirefoxThunderbirdfirefoxfirefox_esrthunderbird
CWE ID-CWE-125
Out-of-bounds Read
CVE-2026-5735
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.26% / 17.29%
||
7 Day CHG~0.00%
Published-07 Apr, 2026 | 12:43
Updated-15 Jul, 2026 | 01:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox 149.0.2 and Thunderbird 149.0.2

Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 149.0.2 and Thunderbird 149.0.2.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-125
Out-of-bounds Read
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-8948
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.1||CRITICAL
EPSS-0.42% / 34.46%
||
7 Day CHG~0.00%
Published-19 May, 2026 | 12:29
Updated-15 Jul, 2026 | 02:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Same-origin policy bypass in the DOM: Networking component

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE ID-CWE-942
Permissive Cross-domain Policy with Untrusted Domains
CVE-2026-8975
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.43% / 35.13%
||
7 Day CHG~0.00%
Published-19 May, 2026 | 12:30
Updated-23 Jul, 2026 | 20:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox ESR 115.36, Firefox ESR 140.11 and Firefox 151

Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-42027
Matching Score-8
Assigner-Apache Software Foundation
ShareView Details
Matching Score-8
Assigner-Apache Software Foundation
CVSS Score-9.8||CRITICAL
EPSS-0.67% / 48.07%
||
7 Day CHG-0.03%
Published-04 May, 2026 | 16:43
Updated-15 Jul, 2026 | 02:21
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Apache OpenNLP: Arbitrary Class Instantiation via Model Manifest in ExtensionLoader

Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 1.9.5, before 2.5.9, before 3.0.0-M3 Description:  The ExtensionLoader.instantiateExtension(Class, String) method loads a class by its fully-qualified name via Class.forName() and invokes its no-arg constructor, with the class name sourced from the manifest.properties entry of a model archive. The existing isAssignableFrom check correctly rejects classes that are not subtypes of the expected extension interface (BaseToolFactory for factory=, ArtifactSerializer for serializer-class-*), but the check runs after Class.forName() has already loaded and initialized the named class. Class.forName() with default initialization semantics executes the target class's static initializer before returning, so an attacker who can supply a crafted model archive can cause the static initializer of any class on the classpath to run during model loading, regardless of whether that class passes the subsequent type check. Exploitation requires a class with attacker-useful side effects in its static initializer (for example, JNDI lookup, outbound network I/O, or filesystem access) to be present on the classpath, so this is not a drop-in remote code execution; however, the attack surface grows as third-party model distribution becomes more common (community model repositories, Hugging Face-style sharing), where users routinely load model files from origins they do not control. A secondary, narrower vector affects deployments that ship legitimate BaseToolFactory or ArtifactSerializer subclasses with side-effecting no-arg constructors: a malicious manifest can name such a class and force its constructor to run during model load. Mitigation:  * 2.x users should upgrade to 2.5.9. * 3.x users should upgrade to 3.0.0-M3. Note: The fix introduces a package-prefix allowlist that is consulted before Class.forName() is invoked, so the static initializer of a disallowed class is never executed. Classes under the opennlp. prefix remain permitted by default. Deployments that load models referencing factories or serializers outside opennlp.* must opt those packages in, either programmatically via ExtensionLoader.registerAllowedPackage(String) before the first model load, or by setting the OPENNLP_EXT_ALLOWED_PACKAGES system property to a comma-separated list of allowed package prefixes. Users who cannot upgrade immediately should ensure that all model files are sourced from trusted origins and should audit their classpath for classes with side-effecting static initializers or constructors, particularly any that perform JNDI lookups, network requests, or filesystem operations during class initialization.

Action-Not Available
Vendor-Red Hat, Inc.The Apache Software Foundation
Product-opennlpApache OpenNLPRed Hat build of Apache Camel for Spring Boot 4Red Hat Data Grid 8Red Hat Fuse 7Red Hat JBoss Enterprise Application Platform Expansion PackRed Hat JBoss Enterprise Application Platform 8Red Hat OpenShift AI (RHOAI)
CWE ID-CWE-470
Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')
CWE ID-CWE-502
Deserialization of Untrusted Data
CVE-2026-4729
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.33% / 25.49%
||
7 Day CHG~0.00%
Published-24 Mar, 2026 | 12:30
Updated-15 Jul, 2026 | 02:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox 149 and Thunderbird 149

Memory safety bugs present in Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-825
Expired Pointer Dereference
CVE-2026-4687
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.6||CRITICAL
EPSS-0.54% / 42.12%
||
7 Day CHG~0.00%
Published-24 Mar, 2026 | 12:30
Updated-15 Jul, 2026 | 02:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape due to incorrect boundary conditions in the Telemetry component

Sandbox escape due to incorrect boundary conditions in the Telemetry component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-firefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-501
Trust Boundary Violation
CWE ID-CWE-754
Improper Check for Unusual or Exceptional Conditions
CVE-2026-4689
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-10||CRITICAL
EPSS-0.66% / 48.02%
||
7 Day CHG~0.00%
Published-24 Mar, 2026 | 12:30
Updated-15 Jul, 2026 | 02:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component

Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-190
Integer Overflow or Wraparound
CWE ID-CWE-754
Improper Check for Unusual or Exceptional Conditions
CVE-2026-4690
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.6||CRITICAL
EPSS-0.77% / 51.95%
||
7 Day CHG~0.00%
Published-24 Mar, 2026 | 12:30
Updated-15 Jul, 2026 | 02:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component

Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-firefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-190
Integer Overflow or Wraparound
CWE ID-CWE-754
Improper Check for Unusual or Exceptional Conditions
CVE-2026-4692
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.6||CRITICAL
EPSS-0.49% / 39.15%
||
7 Day CHG~0.00%
Published-24 Mar, 2026 | 12:30
Updated-15 Jul, 2026 | 02:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape in the Responsive Design Mode component

Sandbox escape in the Responsive Design Mode component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-653
Improper Isolation or Compartmentalization
CVE-2026-44209
Matching Score-8
Assigner-GitHub, Inc.
ShareView Details
Matching Score-8
Assigner-GitHub, Inc.
CVSS Score-7.5||HIGH
EPSS-0.54% / 42.14%
||
7 Day CHG~0.00%
Published-26 May, 2026 | 20:46
Updated-24 Jul, 2026 | 13:18
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Banks: Critical Remote Code Execution (RCE) via Jinja2 SSTI

Banks generates meaningful LLM prompts using a template language that makes sense. Prior to 2.4.2, banks uses jinja2.Environment() (unsandboxed) to render prompt templates. Applications that pass user-supplied strings as the template argument to Prompt() are vulnerable to Server-Side Template Injection (SSTI), which can lead to Remote Code Execution (RCE) on the host system. This vulnerability is fixed in 2.4.2.

Action-Not Available
Vendor-masciRed Hat, Inc.
Product-banksOpenShift LightspeedExploit IntelligenceRed Hat Ansible Automation Platform 2
CWE ID-CWE-1336
Improper Neutralization of Special Elements Used in a Template Engine
CWE ID-CWE-917
Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')
CVE-2026-44017
Matching Score-8
Assigner-GitHub, Inc.
ShareView Details
Matching Score-8
Assigner-GitHub, Inc.
CVSS Score-7.5||HIGH
EPSS-0.47% / 38.19%
||
7 Day CHG-0.01%
Published-24 Jun, 2026 | 17:48
Updated-15 Jul, 2026 | 02:21
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Docling: Unsafe Zip Extraction in EasyOCR Model Download

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. Prior to 2.91.0, the EasyOCR model download functionality extracted ZIP archives without validating member paths, enabling Zip Slip attacks. If an attacker could compromise the model download source (via supply chain attack, DNS spoofing, or MITM), they could write arbitrary files to any location writable by the process, potentially achieving remote code execution by overwriting Python files or system binaries, persistent backdoors by modifying startup scripts or SSH keys, and data corruption or system compromise. This vulnerability is fixed in 2.91.0.

Action-Not Available
Vendor-doclingdocling-projectRed Hat, Inc.
Product-doclingdoclingRed Hat OpenShift AI (RHOAI)
CWE ID-CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE-2026-8093
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.32% / 24.73%
||
7 Day CHG~0.00%
Published-07 May, 2026 | 12:45
Updated-15 Jul, 2026 | 01:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox 150.0.2

Memory safety bugs present in Firefox 150.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.2 and Thunderbird 150.0.2.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CVE-2026-33984
Matching Score-8
Assigner-GitHub, Inc.
ShareView Details
Matching Score-8
Assigner-GitHub, Inc.
CVSS Score-7.5||HIGH
EPSS-0.40% / 32.42%
||
7 Day CHG~0.00%
Published-30 Mar, 2026 | 21:42
Updated-15 Jul, 2026 | 02:20
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
FreeRDP: ClearCodec resize_vbar_entry() Heap OOB Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in resize_vbar_entry() in libfreerdp/codec/clear.c, vBarEntry->size is updated to vBarEntry->count before the winpr_aligned_recalloc() call. If realloc fails, size is inflated while pixels still points to the old, smaller buffer. On a subsequent call where count <= size (the inflated value), realloc is skipped. The caller then writes count * bpp bytes of attacker-controlled pixel data into the undersized buffer, causing a heap buffer overflow. This issue has been patched in version 3.24.2.

Action-Not Available
Vendor-Red Hat, Inc.FreeRDP
Product-freerdpFreeRDPRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-131
Incorrect Calculation of Buffer Size
CVE-2026-33986
Matching Score-8
Assigner-GitHub, Inc.
ShareView Details
Matching Score-8
Assigner-GitHub, Inc.
CVSS Score-7.5||HIGH
EPSS-0.27% / 18.21%
||
7 Day CHG~0.00%
Published-30 Mar, 2026 | 21:43
Updated-15 Jul, 2026 | 02:20
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
FreeRDP: H.264 YUV Buffer Dimension Desync - Heap OOB Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in yuv_ensure_buffer() in libfreerdp/codec/h264.c, h264->width and h264->height are updated before the reallocation loop. If any winpr_aligned_recalloc() call fails, the function returns FALSE but width/height are already inflated. This issue has been patched in version 3.24.2.

Action-Not Available
Vendor-Red Hat, Inc.FreeRDP
Product-freerdpFreeRDPRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-131
Incorrect Calculation of Buffer Size
CVE-2026-2761
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-10||CRITICAL
EPSS-0.40% / 32.20%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:49
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape in the Graphics: WebRender component

Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-693
Protection Mechanism Failure
CVE-2026-2768
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-10||CRITICAL
EPSS-0.37% / 29.17%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape in the Storage: IndexedDB component

Sandbox escape in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-284
Improper Access Control
CWE ID-CWE-693
Protection Mechanism Failure
CVE-2026-2771
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.48% / 38.89%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Undefined behavior in the DOM: Core & HTML component

Undefined behavior in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-125
Out-of-bounds Read
CVE-2026-2775
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.55% / 42.86%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Mitigation bypass in the DOM: HTML Parser component

Mitigation bypass in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-288
Authentication Bypass Using an Alternate Path or Channel
CVE-2026-2777
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.37% / 29.17%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Privilege escalation in the Messaging System component

Privilege escalation in the Messaging System component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-269
Improper Privilege Management
CVE-2026-2778
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-10||CRITICAL
EPSS-0.48% / 38.89%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component

Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE-2026-2793
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.31% / 23.68%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148

Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-2796
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.62% / 46.32%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
JIT miscompilation in the JavaScript: WebAssembly component

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
CVE-2026-2807
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.24% / 15.79%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox 148 and Thunderbird 148

Memory safety bugs present in Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-2760
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-10||CRITICAL
EPSS-0.40% / 32.20%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-1384
Improper Handling of Physical or Environmental Conditions
CVE-2026-2774
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.54% / 42.34%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Integer overflow in the Audio/Video component

Integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-190
Integer Overflow or Wraparound
CVE-2026-2792
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.31% / 23.68%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148

Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-2762
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.54% / 42.34%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-15 Jul, 2026 | 02:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Integer overflow in the JavaScript: Standard Library component

Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-190
Integer Overflow or Wraparound
CVE-2026-24660
Matching Score-8
Assigner-Talos
ShareView Details
Matching Score-8
Assigner-Talos
CVSS Score-8.1||HIGH
EPSS-0.56% / 43.47%
||
7 Day CHG~0.00%
Published-07 Apr, 2026 | 13:49
Updated-15 Jul, 2026 | 02:18
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A heap-based buffer overflow vulnerability exists in the x3f_load_huffman functionality of LibRaw Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Action-Not Available
Vendor-librawLibRawRed Hat, Inc.
Product-librawLibRawRed Hat Enterprise Linux 9Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-190
Integer Overflow or Wraparound
CVE-2026-2447
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.60% / 45.15%
||
7 Day CHG~0.00%
Published-16 Feb, 2026 | 14:13
Updated-15 Jul, 2026 | 02:49
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Heap buffer overflow in libvpx

Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat Enterprise Linux 6Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.4 Extended Update SupportRed Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat AI Inference Server 3.3Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update Support
CWE ID-CWE-122
Heap-based Buffer Overflow
CVE-2026-8401
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.31% / 23.68%
||
7 Day CHG~0.00%
Published-12 May, 2026 | 14:24
Updated-15 Jul, 2026 | 02:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape in the Profile Backup component

Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-firefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-653
Improper Isolation or Compartmentalization
CWE ID-CWE-693
Protection Mechanism Failure
CVE-2026-8391
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-5.3||MEDIUM
EPSS-0.30% / 22.04%
||
7 Day CHG~0.00%
Published-12 May, 2026 | 12:36
Updated-15 Jul, 2026 | 02:47
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Other issue in the JavaScript Engine component

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-firefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-20
Improper Input Validation
CWE ID-CWE-475
Undefined Behavior for Input to API
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2026-14241
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-7.5||HIGH
EPSS-0.25% / 16.64%
||
7 Day CHG+0.02%
Published-30 Jun, 2026 | 13:32
Updated-06 Jul, 2026 | 16:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox 152.0.4

Memory safety bugs present in Firefox 152.0.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152.0.4.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxFirefox
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-12289
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.40% / 32.19%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Privilege escalation in the Graphics: WebRender component

Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-266
Incorrect Privilege Assignment
CWE ID-CWE-269
Improper Privilege Management
CVE-2026-12290
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.40% / 32.37%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bug fixed in Firefox 152

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-823
Use of Out-of-range Pointer Offset
CVE-2026-12292
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.49% / 39.51%
||
7 Day CHG+0.10%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Incorrect boundary conditions in the Web Audio component

Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-12294
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.6||CRITICAL
EPSS-0.36% / 28.91%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape in the DOM: Workers component

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-266
Incorrect Privilege Assignment
CWE ID-CWE-693
Protection Mechanism Failure
CVE-2026-12295
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.6||CRITICAL
EPSS-0.39% / 31.92%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape in the DOM: Navigation component

Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-653
Improper Isolation or Compartmentalization
CWE ID-CWE-693
Protection Mechanism Failure
CVE-2026-12296
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.6||CRITICAL
EPSS-0.39% / 31.92%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape in the Security: Process Sandboxing component

Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-403
Exposure of File Descriptor to Unintended Control Sphere ('File Descriptor Leak')
CWE ID-CWE-693
Protection Mechanism Failure
CVE-2026-12297
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-9.6||CRITICAL
EPSS-0.39% / 31.92%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sandbox escape due to incorrect boundary conditions in the Networking component

Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-653
Improper Isolation or Compartmentalization
CVE-2026-12299
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-5.4||MEDIUM
EPSS-0.31% / 22.83%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
JIT miscompilation in the DOM: Core & HTML component

JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-733
Compiler Optimization Removal or Modification of Security-critical Code
CWE ID-CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
CVE-2026-12326
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.36% / 28.87%
||
7 Day CHG+0.11%
Published-16 Jun, 2026 | 11:52
Updated-15 Jul, 2026 | 02:18
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox 152 and Thunderbird 152

Memory safety bugs present in Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-825
Expired Pointer Dereference
CVE-2026-12328
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.48% / 38.45%
||
7 Day CHG~0.00%
Published-16 Jun, 2026 | 11:53
Updated-15 Jul, 2026 | 12:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152

Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-thunderbirdfirefoxThunderbirdFirefoxRed Hat Enterprise Linux 7Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 6Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat Enterprise Linux 9Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat Enterprise Linux 9.6 Extended Update SupportRed Hat Enterprise Linux 8Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat Enterprise Linux 10.0 Extended Update SupportRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-825
Expired Pointer Dereference
CVE-2026-10701
Matching Score-8
Assigner-Mozilla Corporation
ShareView Details
Matching Score-8
Assigner-Mozilla Corporation
CVSS Score-7.5||HIGH
EPSS-0.30% / 22.37%
||
7 Day CHG~0.00%
Published-02 Jun, 2026 | 17:15
Updated-22 Jul, 2026 | 19:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Incorrect boundary conditions in the Graphics: Text component

Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 151.0.3.

Action-Not Available
Vendor-Red Hat, Inc.Mozilla Corporation
Product-firefoxFirefoxRed Hat Enterprise Linux 9Red Hat Enterprise Linux 7Red Hat Enterprise Linux 6Red Hat Enterprise Linux 8Red Hat Enterprise Linux 10
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-131
Incorrect Calculation of Buffer Size
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