Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
History

Tue, 27 Oct 2026 23:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

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

Type Values Removed Values Added
Weaknesses CWE-79

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

Type Values Removed Values Added
Description Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, and Thunderbird 159. Mitigation bypass in the DOM: Security 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 Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6. Mitigation bypass in the DOM: Security 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 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

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

Type Values Removed Values Added
Description Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.
Title Mitigation bypass in the DOM: Security component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2026-10-27T14:05:42.858Z

Updated: 2026-10-27T18:29:51.152Z

Reserved: 2026-10-27T14:05:42.695Z

Link: CVE-2026-117967

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-27T14:16:54.630

Modified: 2026-10-27T19:17:22.503

Link: CVE-2026-117967

cve-icon Redhat

No data.