{"schema":"threatline.record/2","record":{"id":"CVE-2026-116886","aliases":["GHSA-2gfw-3hj2-wfq5"],"summary":"Semantic MediaWiki before 7.3.1 Stored XSS via External Identifier in Special:Browse","details":"Semantic MediaWiki from 2.5.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows users with page-edit rights to inject scripts via External identifier property values. Attackers can annotate markup payloads that ExternalIdentifierValue renders unescaped on Special:Browse, executing JavaScript in viewers' sessions, including administrators.","categories":["Unclassified"],"product":"SemanticMediaWiki","vendor":"SemanticMediaWiki","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116886","source_modified_at":"2026-10-27T14:13:01.153Z","fetched_at":"2026-10-27T16:27:21.584480Z","product":"SemanticMediaWiki","vendor":"SemanticMediaWiki","versions":[{"version":"2.5.0","status":"affected","versionType":"semver","lessThan":"7.3.1"},{"version":"7.3.1","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116886","source_modified_at":"2026-10-27T14:13:01.153Z","fetched_at":"2026-10-27T16:27:21.584480Z","package":{"name":"SemanticMediaWiki","ecosystem":null},"version":"7.3.1","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-27T10:23:36.490Z","modified_at":"2026-10-27T14:13:01.153Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116886","fetched_at":"2026-10-27T16:27:21.584480Z","source_modified_at":"2026-10-27T14:13:01.153Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-2gfw-3hj2-wfq5","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/semantic-mediawiki-before-7.3.1-stored-xss-via-external-identifier-in-special-browse","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-27T13:46:23.578441Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-27T14:13:01.153Z","content_hash":"a5528345340f082eb1aba92011ddb47d4191d66a057d618f45c6d13dfc0326e0"}}