{"id":"CVE-2026-116883","revision":"ab85f4c5ca554c3a83e6bc34fef7df28","records":[{"revision":"ab85f4c5ca554c3a83e6bc34fef7df28","observedAt":"2026-10-27T12:09:21.929+00:00","statement":{"source":"cve-program","id":"CVE-2026-116883","aliases":[],"title":"Semantic MediaWiki 3.1.0 before 7.3.1 Stored XSS via Schema Descriptions","description":"Semantic MediaWiki from 3.1.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows authenticated schema editors to inject HTML through schema descriptions. Attackers with the smw-schemaedit permission can save HTML that is passed unescaped to Html::rawElement() in HtmlBuilder, altering pages and targeting users who view the schema.","state":0,"publishedAt":"2026-10-27T10:23:34.396+00:00","modifiedAt":"2026-10-27T10:26:46.13+00:00","affected":[{"ecosystem":"Vendor product","name":"SemanticMediaWiki","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"SemanticMediaWiki\",\n                    \"product\": \"SemanticMediaWiki\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"3.1.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"7.3.1\"\n                        },\n                        {\n                            \"version\": \"7.3.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","score":4.8,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","score":4.8,"severity":"MEDIUM"}],"references":["https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-2xr9-cr6h-wr6m","https://www.vulncheck.com/advisories/semantic-mediawiki-3.1.0-before-7.3.1-stored-xss-via-schema-descriptions"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116883","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-116883","identifiers":["CVE-2026-116883"]},"retained":false,"historicalAffected":[]}],"coverage":[]}