Use-after-free in the Layout: Grid component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
History

Wed, 28 Oct 2026 00:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416

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

Type Values Removed Values Added
Description Use-after-free in the Layout: Grid component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6. Use-after-free in the Layout: Grid component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
References

Tue, 27 Oct 2026 17:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416

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

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First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox

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

Type Values Removed Values Added
Description Use-after-free in the Layout: Grid component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.
Title Use-after-free in the Layout: Grid component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2026-10-27T14:05:11.733Z

Updated: 2026-10-27T18:28:22.180Z

Reserved: 2026-10-27T14:05:11.564Z

Link: CVE-2026-117885

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-27T14:16:43.860

Modified: 2026-10-27T19:17:13.783

Link: CVE-2026-117885

cve-icon Redhat

No data.