{"schema":"threatline.record/2","record":{"id":"CVE-2026-116891","aliases":["GHSA-9rcc-pmj8-ffhr"],"summary":"SemanticMediaWiki 4.2.0 before 7.2.1 Reflected XSS via Special:FacetedSearch cstate","details":"SemanticMediaWiki from 4.2.0 before 7.2.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject HTML via unescaped cstate parameters in Special:FacetedSearch. Attackers can craft URLs with q, a matching crc32 csum or filtered=1, and cstate values that break out of hidden input attributes to execute script in victims' browsers.","categories":["Libraries & packages"],"product":"SemanticMediaWiki","vendor":"SemanticMediaWiki","ecosystem":"Packagist","affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116891","source_modified_at":"2026-10-27T10:26:51.529Z","fetched_at":"2026-10-27T16:27:21.584480Z","product":"SemanticMediaWiki","vendor":"SemanticMediaWiki","versions":[{"version":"4.2.0","status":"affected","versionType":"semver","lessThan":"7.2.1"},{"version":"7.2.1","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-9rcc-pmj8-ffhr","source_modified_at":"2026-09-18T17:15:05.090528756Z","fetched_at":"2026-10-27T16:27:21.584480Z","package":{"name":"mediawiki/semantic-media-wiki","ecosystem":"Packagist","purl":"pkg:composer/mediawiki/semantic-media-wiki"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.2.0"},{"fixed":"7.2.1"}]}],"versions":["4.2.0","5.0.0","5.0.1","5.0.2","5.1.0","6.0.0","6.0.1","7.0.0","7.1.0","7.2.0"]}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116891","source_modified_at":"2026-10-27T10:26:51.529Z","fetched_at":"2026-10-27T16:27:21.584480Z","package":{"name":"SemanticMediaWiki","ecosystem":null},"version":"7.2.1","basis":"first unaffected version stated in the CVE record"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-9rcc-pmj8-ffhr","source_modified_at":"2026-09-18T17:15:05.090528756Z","fetched_at":"2026-10-27T16:27:21.584480Z","package":{"name":"mediawiki/semantic-media-wiki","ecosystem":"Packagist","purl":"pkg:composer/mediawiki/semantic-media-wiki"},"version":"7.2.1"}],"cvss":5.1,"severity":"Medium","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-27T10:23:39.863Z","modified_at":"2026-10-27T10:26:51.529Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116891","fetched_at":"2026-10-27T16:27:21.584480Z","source_modified_at":"2026-10-27T10:26:51.529Z"},{"source":"OSV","url":"https://osv.dev/vulnerability/GHSA-9rcc-pmj8-ffhr","fetched_at":"2026-10-27T16:27:21.584480Z","source_modified_at":"2026-09-18T17:15:05.090528756Z"}],"sources":["CVE List","OSV"],"references":[{"source":"CVE List","url":"https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-9rcc-pmj8-ffhr","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/semanticmediawiki-4.2.0-before-7.2.1-reflected-xss-via-special-facetedsearch-cstate","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"ecosystem","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-27T10:26:51.529Z","content_hash":"5733f75207df4f5f67001648e7f989c7d1abe78e1bf5e2600e4a60ea5f3aca4d"}}