{"schema":"threatline.record/2","record":{"id":"CVE-2026-117976","aliases":[],"summary":"Site isolation issue in the DOM: Navigation component","details":"Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.","categories":["Applications & CMS"],"product":"Firefox","vendor":"Mozilla","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-117976","source_modified_at":"2026-10-27T14:37:14.415Z","fetched_at":"2026-10-27T16:27:21.584480Z","product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"153.6","lessThanOrEqual":"153.*","versionType":"rpm"},{"status":"unaffected","version":"159","lessThanOrEqual":"*","versionType":"rpm"}],"defaultStatus":null}],"fixed_versions":[],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-27T14:05:46.140Z","modified_at":"2026-10-27T14:37:14.415Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-117976","fetched_at":"2026-10-27T16:27:21.584480Z","source_modified_at":"2026-10-27T14:37:14.415Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2076816"},{"source":"CVE List","url":"https://www.mozilla.org/security/advisories/mfsa2026-118/"},{"source":"CVE List","url":"https://www.mozilla.org/security/advisories/mfsa2026-120/"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-27T14:37:14.415Z","content_hash":"74df313a3e15ea5a7ef848852b73d0c8c445deb8414a1663d136c05a6dcc765e"}}