Security Flaw in Wikimedia Foundation MediaWiki Affecting Multiple Versions
CVE-2025-67484

NONE

Key Information:

Vendor

Wikimedia Foundation

Status
Mediawiki
Vendor
CVE Published:
3 February 2026

What is CVE-2025-67484?

A vulnerability exists in the Wikimedia Foundation's MediaWiki software, particularly in the API handling scripts. This flaw affects various versions of MediaWiki prior to 1.39.16 as well as several subsequent releases. The issue arises from the improper handling of requests within the ApiFormatXml.php file, potentially enabling attackers to exploit the system. It is crucial for users and administrators of affected MediaWiki versions to apply security updates promptly to mitigate any risks.

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Affected Version(s)

MediaWiki * < 1.39.16, 1.43.6, 1.44.3, 1.45.1

References

https://phabricator.wikimedia.org/T401995

CVSS V4

Score:
Severity:
NONE
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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