Vulnerability Description
Semantic MediaWiki from 2.5.0 before 7.3.1 contains an improper authorization vulnerability that allows ordinary editors to permanently protect pages by adding an Is edit protected annotation. When $smwgEditProtectionRight is enabled, EditProtectionUpdater applies indefinite edit and move restrictions without checking the author's rights, locking other editors and administrators out.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/commit/d2a198f42184373bb8
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-
- https://www.vulncheck.com/advisories/semantic-mediawiki-2.5.0-before-7.3.1-missi
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-
FAQ
What is CVE-2026-116876?
CVE-2026-116876 is a vulnerability with a CVSS score of 7.1 (HIGH). Semantic MediaWiki from 2.5.0 before 7.3.1 contains an improper authorization vulnerability that allows ordinary editors to permanently protect pages by adding an Is edit protected annotation. When $s...
How severe is CVE-2026-116876?
CVE-2026-116876 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-116876?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.