CVE-2025-12004: The compare API module breaks Extension:Lockdown

Published Oct 21, 2025
·
Updated

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.

Affected Software

1 affected component
Wikimedia Foundation MediaWiki - Lockdown Extension>master, <1.42

Event History

Oct 21, 2025
CVE Published
via MITRE·06:20 AM
Data Sourced
via MITRE·06:20 AM
DescriptionWeakness
Data Sourced
via NVD·07:15 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2025-12004?

CVE-2025-12004 is classified as a critical vulnerability due to its potential for privilege abuse.

2

How do I fix CVE-2025-12004?

To fix CVE-2025-12004, upgrade the MediaWiki - Lockdown Extension to version 1.42 or later.

3

Which software is affected by CVE-2025-12004?

CVE-2025-12004 affects the MediaWiki - Lockdown Extension versions from master up to, but not including, 1.42.

4

What type of vulnerability is CVE-2025-12004?

CVE-2025-12004 is an Incorrect Permission Assignment for Critical Resource vulnerability.

5

Who is responsible for fixing CVE-2025-12004?

The Wikimedia Foundation is responsible for providing fixes for CVE-2025-12004 in the affected MediaWiki software.

Contact

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