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CVE-2026-116876 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.1 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-9824-67pm-c29j	CISA-ADP	ExploitVendor Advisory
https://github.com/SemanticMediaWiki/SemanticMediaWiki/commit/d2a198f42184373bb8604450c46a13a2c28eafa3	[email protected]	Patch
https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-9824-67pm-c29j	[email protected]	ExploitVendor Advisory
https://www.vulncheck.com/advisories/semantic-mediawiki-2.5.0-before-7.3.1-missing-authorization-via-is-edit-protected	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-862	Missing Authorization	[email protected]

Affected Products

Product	Versions
semantic-mediawiki semantic mediawiki	>= 2.5.0, < 7.3.1
CPE cpe:2.3:a:semantic-mediawiki:semantic_mediawiki::::::mediawiki::* Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Nov 4, 2026	Initial Analysis	[email protected]
Oct 31, 2026	CVE Modified	CISA-ADP
Oct 27, 2026	New CVE Received	[email protected]