CVE-2026-84140

Site isolation issue in the DOM: Navigation component.

Firefox

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.

1. Sep 2026

Original bei Mozilla öffnen

Ausgewertete Quellen

Mozilla
https://www.mozilla.org/security/advisories/mfsa2026-82/
Mozilla
https://www.mozilla.org/security/advisories/mfsa2026-85/
Mozilla
https://www.mozilla.org/security/advisories/mfsa2026-86/
Mozilla
https://www.mozilla.org/security/advisories/mfsa2026-88/
NVD
CVE-2026-84140