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CVE Vulnerability Details :
CVE-2026-16364
PUBLISHED
More InfoOfficial Page
Assigner-mozilla
Assigner Org ID-f16b083a-5664-49f3-a51e-8d479e5ed7fe
View Known Exploited Vulnerability (KEV) details
Published At-21 Jul, 2026 | 12:37
Updated At-23 Jul, 2026 | 14:55
Rejected At-
▼CVE Numbering Authority (CNA)
Incorrect boundary conditions in the Audio/Video: Playback component

Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

Affected Products
Vendor
Mozilla CorporationMozilla
Product
Firefox
Versions
Unaffected
  • From 153 through * (rpm)
Vendor
Mozilla CorporationMozilla
Product
Thunderbird
Versions
Unaffected
  • From 153 through * (rpm)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Steven Julian
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://bugzilla.mozilla.org/show_bug.cgi?id=2047802
N/A
https://www.mozilla.org/security/advisories/mfsa2026-68/
N/A
https://www.mozilla.org/security/advisories/mfsa2026-71/
N/A
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=2047802
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-68/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2026-71/
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-119CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWECWE-120CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Type: CWE
CWE ID: CWE-119
Description: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Type: CWE
CWE ID: CWE-120
Description: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Metrics
VersionBase scoreBase severityVector
3.19.1CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Version: 3.1
Base score: 9.1
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found