MEDIUM 5.3 NVD
CVE-2026-116886
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 Ex
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.
References
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-2gfw-3hj2-
- https://www.vulncheck.com/advisories/semantic-mediawiki-before-7.3.1-stored-xss-via-extern
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-27 via NVD.
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