CVE Catalog

CVE-2025-12004

CriticalCVSS 10.0
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.32%

23th percentile - higher than 23% of all known CVEs

Summary

The Lockdown extension for MediaWiki (Wikimedia Foundation) has an incorrect permission assignment for a critical resource, allowing privilege abuse. It is fixed in MediaWiki Core Action API and affects the master branch before 1.42.

Risk Assessment

Incorrect permission assignment may let users perform actions beyond their role, undermining wiki access control. This can result in unauthorized changes or content exposure.

Recommendation

Update the Lockdown extension and MediaWiki Core to a version containing the fix (1.42 or later) and verify the extension's permission configuration.

Related vulnerabilities

Original NVD description (English source)

Incorrect Permission Assignment for Critical Resource vulnerability in The Wikimedia Foundation Mediawiki - Lockdown Extension allows Privilege Abuse. Fixed in Mediawiki Core Action APIThis issue affects Mediawiki - Lockdown Extension: from master before 1.42.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS