EUVD-2026-30911
GHSA-93x2-246x-h3jh
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Lifecycle Timeline
3DescriptionNVD
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Firefox ESR 140.11.
AnalysisAI
Mitigation bypass in Mozilla Firefox's DOM: Security component allows remote attackers to circumvent built-in browser security protections when a user visits a maliciously crafted web page. The flaw affects Firefox versions prior to 151 and Firefox ESR prior to 140.11, with CVSS 8.1 reflecting high confidentiality and integrity impact contingent on user interaction. …
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RemediationAI
Within 24 hours: Identify Firefox deployments and user counts; alert users to restrict browsing to trusted sites. Within 7 days: Monitor Mozilla advisories for Firefox 151 and ESR 140.11 release; prepare deployment plan. …
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