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Description

Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.

PUBLISHED Reserved 2025-12-09 | Published 2025-12-09 | Updated 2025-12-10 | Assigner mozilla

Product status

Any version before 146
affected

Any version before 115.31
affected

Any version before 140.6
affected

Any version before 146
affected

Any version before 140.6
affected

Credits

Oskar L

References

bugzilla.mozilla.org/show_bug.cgi?id=1996473

www.mozilla.org/security/advisories/mfsa2025-92/

www.mozilla.org/security/advisories/mfsa2025-93/

www.mozilla.org/security/advisories/mfsa2025-94/

www.mozilla.org/security/advisories/mfsa2025-95/

www.mozilla.org/security/advisories/mfsa2025-96/

cve.org (CVE-2025-14322)

nvd.nist.gov (CVE-2025-14322)

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