CVE-2025-10528

Description

Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

References

https://www.mozilla.org/security/advisories/mfsa2025-78/

https://www.mozilla.org/security/advisories/mfsa2025-77/

https://www.mozilla.org/security/advisories/mfsa2025-75/

https://www.mozilla.org/security/advisories/mfsa2025-73/

https://lists.debian.org/debian-lts-announce/2025/09/msg00026.html

https://lists.debian.org/debian-lts-announce/2025/09/msg00020.html

https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-29561

https://bugzilla.mozilla.org/show_bug.cgi?id=1986185

Details

Source: Mitre, NVD

Named Vulnerability: GHSA-5qj7-cv36-4gxh

Risk Information

CVSS v2

CVSS v3

EPSS