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URL: https://nvd.nist.gov/vuln/detail/CVE-2025-14322

⇱ NVD - CVE-2025-14322

  1. Vulnerabilities

CVE-2025-14322 Detail

Modified After Enrichment

This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.

Current 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.


View Analysis Description

Analysis 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.

Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://bugzilla.mozilla.org/show_bug.cgi?id=1996473 Mozilla Corporation Issue Tracking  Permissions Required 
https://www.mozilla.org/security/advisories/mfsa2025-92/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-93/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-94/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-95/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-96/ Mozilla Corporation Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-754 Improper Check for Unusual or Exceptional Conditions CISA-ADP  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

CVE Modified by CISA-ADP 6/17/2026 4:35:43 AM

Action Type Old Value New Value
Added SSVC 
{"timestamp":"2025-12-10T04:57:18.096368Z","id":"CVE-2025-14322","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}

CVE Modified by Mozilla Corporation 6/17/2026 4:35:43 AM

Action Type Old Value New Value
Added Affected 
[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"115.31","lessThanOrEqual":"115.*","versionType":"rpm","status":"unaffected"},{"version":"140.6","lessThanOrEqual":"140.*","versionType":"rpm","status":"unaffected"},{"version":"146","lessThanOrEqual":"*","versionType":"rpm","status":"unaffected"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"140.6","lessThanOrEqual":"140.*","versionType":"rpm","status":"unaffected"},{"version":"146","lessThanOrEqual":"*","versionType":"rpm","status":"unaffected"}]}]

CVE Modified by Mozilla Corporation 4/13/2026 11:16:45 AM

Action Type Old Value New Value
Changed 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.


 
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.

Initial Analysis by NIST 12/10/2025 3:42:07 PM

Action Type Old Value New Value
Added CPE Configuration 
OR
 *cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* versions up to (excluding) 146.0
 *cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* versions up to (excluding) 115.31.0
 *cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* versions from (including) 116.0 up to (excluding) 140.6.0
 *cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:* versions up to (excluding) 140.6.0
 *cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:* versions up to (excluding) 146.0
Added Reference Type 
Mozilla Corporation: https://bugzilla.mozilla.org/show_bug.cgi?id=1996473 Types: Issue Tracking, Permissions Required
Added Reference Type 
Mozilla Corporation: https://www.mozilla.org/security/advisories/mfsa2025-92/ Types: Vendor Advisory
Added Reference Type 
Mozilla Corporation: https://www.mozilla.org/security/advisories/mfsa2025-93/ Types: Vendor Advisory
Added Reference Type 
Mozilla Corporation: https://www.mozilla.org/security/advisories/mfsa2025-94/ Types: Vendor Advisory
Added Reference Type 
Mozilla Corporation: https://www.mozilla.org/security/advisories/mfsa2025-95/ Types: Vendor Advisory
Added Reference Type 
Mozilla Corporation: https://www.mozilla.org/security/advisories/mfsa2025-96/ Types: Vendor Advisory

CVE Modified by Mozilla Corporation 12/10/2025 10:15:57 AM

Action Type Old Value New Value
Changed Description 
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, and Firefox ESR < 140.6.


 
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.
Added Reference 
https://www.mozilla.org/security/advisories/mfsa2025-95/
Added Reference 
https://www.mozilla.org/security/advisories/mfsa2025-96/

CVE Modified by CISA-ADP 12/09/2025 11:17:39 AM

Action Type Old Value New Value
Added CVSS V3.1 
AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Added CWE 
CWE-754

New CVE Received from Mozilla Corporation 12/09/2025 11:17:39 AM

Action Type Old Value New Value
Added Description 
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, and Firefox ESR < 140.6.
Added Reference 
https://bugzilla.mozilla.org/show_bug.cgi?id=1996473
Added Reference 
https://www.mozilla.org/security/advisories/mfsa2025-92/
Added Reference 
https://www.mozilla.org/security/advisories/mfsa2025-93/
Added Reference 
https://www.mozilla.org/security/advisories/mfsa2025-94/

Quick Info

CVE Dictionary Entry:
CVE-2025-14322
NVD Published Date:
12/09/2025
NVD Last Modified:
06/17/2026
Source:
Mozilla Corporation