Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability affects Firefox < 145 and Thunderbird < 145.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact total

Affected Vendors & Products

Vendors Products
Mozilla
  • Firefox

Configuration 1 [-]

cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*

No data.

References
Link Providers
https://bugzilla.mozilla.org/show_bug.cgi?id=1986431 cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-13021 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-13021 cve-icon
https://www.mozilla.org/security/advisories/mfsa2025-87/ cve-icon cve-icon cve-icon
https://www.mozilla.org/security/advisories/mfsa2025-90/ cve-icon cve-icon
History

Wed, 19 Nov 2025 19:30:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability affects Firefox < 145. Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability affects Firefox < 145 and Thunderbird < 145.
References

Mon, 17 Nov 2025 12:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*

Thu, 13 Nov 2025 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-703
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

 ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Wed, 12 Nov 2025 13:00:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox

Wed, 12 Nov 2025 00:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-787
References
Metrics threat_severity

None

 cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

threat_severity

Important

Tue, 11 Nov 2025 16:00:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability affects Firefox < 145.
Title Incorrect boundary conditions in the Graphics: WebGPU component
References
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-11-19T19:07:46.317Z

Reserved: 2025-11-11T15:12:25.134Z

Link: CVE-2025-13021

cve-icon Vulnrichment

Updated: 2025-11-13T15:25:43.756Z

cve-icon NVD

Status : Modified

Published: 2025-11-11T16:15:39.193

Modified: 2025-11-19T20:15:51.060

Link: CVE-2025-13021

cve-icon Redhat

Severity : Important

Publid Date: 2025-11-11T15:47:13Z

Links: CVE-2025-13021 - Bugzilla