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CVE Vulnerability Details :
CVE-2025-10527
PUBLISHED
More InfoOfficial Page
Assigner-mozilla
Assigner Org ID-f16b083a-5664-49f3-a51e-8d479e5ed7fe
View Known Exploited Vulnerability (KEV) details
Published At-16 Sep, 2025 | 12:26
Updated At-13 Apr, 2026 | 14:28
Rejected At-
▼CVE Numbering Authority (CNA)
Sandbox escape due to use-after-free in the Graphics: Canvas2D component

Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

Affected Products
Vendor
Mozilla CorporationMozilla
Product
Firefox
Versions
Unaffected
  • From 140.3 through 140.* (rpm)
  • From 143 through * (rpm)
Vendor
Mozilla CorporationMozilla
Product
Thunderbird
Versions
Unaffected
  • From 140.3 through 140.* (rpm)
  • From 143 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=1984825
N/A
https://www.mozilla.org/security/advisories/mfsa2025-73/
N/A
https://www.mozilla.org/security/advisories/mfsa2025-75/
N/A
https://www.mozilla.org/security/advisories/mfsa2025-77/
N/A
https://www.mozilla.org/security/advisories/mfsa2025-78/
N/A
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1984825
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-73/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-75/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-77/
Resource: N/A
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-78/
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-416CWE-416 Use After Free
Type: CWE
CWE ID: CWE-416
Description: CWE-416 Use After Free
Metrics
VersionBase scoreBase severityVector
3.17.1HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Version: 3.1
Base score: 7.1
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
2. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://lists.debian.org/debian-lts-announce/2025/09/msg00026.html
N/A
https://lists.debian.org/debian-lts-announce/2025/09/msg00020.html
N/A
Hyperlink: https://lists.debian.org/debian-lts-announce/2025/09/msg00026.html
Resource: N/A
Hyperlink: https://lists.debian.org/debian-lts-announce/2025/09/msg00020.html
Resource: N/A
Details not found