CVE-2025-14322
HIGH severity · CVSS 8 · CWE-754
8CVSS HIGH
Summary
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)0%
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://www.mozilla.org/security/advisories/mfsa2025-92/Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-93/Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-94/Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-95/Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-96/Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1996473