Insufficient Logging Vulnerability in Wikimedia Foundation Mediawiki AbuseFilter Extension
CVE-2025-53498

5.3MEDIUM

Key Information:

Vendor

Wikimedia Foundation

Status
Mediawiki - Abusefilter Extension
Vendor
CVE Published:
7 July 2025

What is CVE-2025-53498?

An insufficient logging vulnerability in the Wikimedia Foundation's Mediawiki AbuseFilter Extension could expose sensitive information through data leakage attacks. The affected versions of the extension fail to adequately log significant actions, potentially allowing unauthorized access to critical data and exploitation of the platform, impacting privacy and security.

Affected Version(s)

Mediawiki - AbuseFilter Extension 1.43.x < 1.43.2

References

https://phabricator.wikimedia.org/T397221
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Abu...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dreamy Jazz
.