CVE-2026-116886
CVE-2026-116886 · Semantic MediaWiki before 7.3.1 Stored XSS via External Identifier in Special:Browse
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 5.3 · Medium · Fix available
- Published
- Updated
Affected products and versions
semanticmediawiki
- Versions
- ≥ 2.5.0, < 7.3.1: Affected (semver)
- 7.3.1: Not affected (semver)
Update to 7.3.1