Race condition, use-after-free in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Fixes

Solution

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Workaround

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History

Tue, 13 Oct 2026 18:30:00 +0000

Type Values Removed Values Added
Description Race condition, use-after-free in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, and Firefox ESR 153.5. Race condition, use-after-free in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
References

Tue, 13 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-362
CWE-416
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N'}

ssvc

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


Tue, 13 Oct 2026 13:00:00 +0000

Type Values Removed Values Added
Description Race condition, use-after-free in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, and Firefox ESR 153.5.
Title Race condition, use-after-free in the Graphics: CanvasWebGL component
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-10-13T18:16:31.916Z

Reserved: 2026-10-13T00:29:27.173Z

Link: CVE-2026-109719

cve-icon Vulnrichment

Updated: 2026-10-13T14:10:00.813Z

cve-icon NVD

Status : Deferred

Published: 2026-10-13T13:17:22.377

Modified: 2026-10-13T19:18:35.590

Link: CVE-2026-109719

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses