CVE-2025-14322

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 v3 8.0 HIGH

8.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

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

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox:::::esr:::*
	cpe:2.3:a:mozilla:firefox:::::-:::*
	cpe:2.3:a:mozilla:firefox:::::esr:::*
	cpe:2.3:a:mozilla:thunderbird:::::esr:::*
	cpe:2.3:a:mozilla:thunderbird:::::-:::*

History

No history.

Information

Published : 2025-12-09 16:17

Updated : 2026-06-17 08:35

NVD link : CVE-2025-14322

Mitre link : CVE-2025-14322

CVE.ORG link : CVE-2025-14322

JSON object : View

Products Affected

mozilla

thunderbird
firefox

CWE

CWE-754

Improper Check for Unusual or Exceptional Conditions

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