CVE-2025-14322

HIGH EPSS 19.3%
Published Dec 9, 20256mo ago · Modified Jun 17, 20261w ago
8.0 CVSS 3.1
High
Find Similar
Published Dec 9, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
8.0
Exploitability
1.6
Impact
5.8
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
19.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-754

Affected Products 5

VendorProductVersionRange
mozillafirefox* <115.31.0
mozillafirefox* <146.0
mozillafirefox*≥116.0  –  <140.6.0
mozillathunderbird* <140.6.0
mozillathunderbird* <146.0

References 6

  • bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=1996473
    Issue TrackingPermissions Required
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-92/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-93/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-94/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-95/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-96/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.