Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.CreditsAtsushi SadaReferenceshttps://bugzilla.mozilla.org/show_bug.cgi?id=2031123https://www.mozilla.org/security/advisories/mfsa2026-46/https://www.mozilla.org/security/advisories/mfsa2026-50/