Sandbox escape due to invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
History

Wed, 28 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416
CWE-665

Tue, 27 Oct 2026 21:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-937

Tue, 27 Oct 2026 18:45:00 +0000

Type Values Removed Values Added
Description Sandbox escape due to invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, and Thunderbird 159. Sandbox escape due to invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
References

Tue, 27 Oct 2026 18:30:00 +0000

Type Values Removed Values Added
Description Sandbox escape due to invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6. Sandbox escape due to invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, and Thunderbird 159.
References

Tue, 27 Oct 2026 18:15:00 +0000

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

Tue, 27 Oct 2026 16:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-937

Tue, 27 Oct 2026 14:15:00 +0000

Type Values Removed Values Added
Description Sandbox escape due to invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.
Title Sandbox escape due to invalid pointer in the Graphics: WebRender component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2026-10-27T14:05:45.789Z

Updated: 2026-10-27T18:30:00.950Z

Reserved: 2026-10-27T14:05:45.622Z

Link: CVE-2026-117975

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-27T14:16:55.443

Modified: 2026-10-27T19:17:23.310

Link: CVE-2026-117975

cve-icon Redhat

No data.