CVE-2025-32697: Cascading protection is not preventing file reversions

Severity: none (CVSS 0.0 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-10 · updated 2026-06-17
Weakness: CWE-281

Description

Improper Preservation of Permissions vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/editpage/IntroMessageBuilder.Php, includes/Permissions/PermissionManager.Php, includes/Permissions/RestrictionStore.Php. This issue affects MediaWiki: before 1.42.6, 1.43.1.

Affected products

Wikimedia Foundation MediaWiki: before 1.42.6, 1.43.1 — fixed in 1.43.1, 1.42.6

How to fix

Upgrade to a fixed version: Wikimedia Foundation MediaWiki 1.43.1, 1.42.6. Check the vendor advisory for mitigations.

References

https://phabricator.wikimedia.org/T140010
https://phabricator.wikimedia.org/T24521
https://phabricator.wikimedia.org/T62109

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