Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
History

Mon, 19 Oct 2026 18:15:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla thunderbird
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Vendors & Products Mozilla thunderbird

Wed, 30 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Description Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 157. Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.
References

Wed, 30 Sep 2026 03:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-665

Tue, 29 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-457
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 29 Sep 2026 17:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-665

Tue, 29 Sep 2026 16:30:00 +0000

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

Tue, 29 Sep 2026 13:15:00 +0000

Type Values Removed Values Added
Description Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 157.
Title Uninitialized memory in the Graphics: WebGPU component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2026-09-29T12:36:17.977Z

Updated: 2026-09-30T17:14:56.197Z

Reserved: 2026-09-26T19:17:40.901Z

Link: CVE-2026-100799

cve-icon Vulnrichment

Updated: 2026-09-29T16:27:07.305Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-29T13:17:44.973

Modified: 2026-10-19T17:56:26.263

Link: CVE-2026-100799

cve-icon Redhat

No data.