AbuseFilter Extension up to 1.39.12/1.42.6/1.43.1 on Mediawiki insufficient logging

Summaryinfo

A vulnerability identified as problematic has been detected in AbuseFilter Extension up to 1.39.12/1.42.6/1.43.1 on Mediawiki. The affected element is an unknown function. The manipulation leads to insufficient logging. This vulnerability is listed as CVE-2025-53498. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in AbuseFilter Extension up to 1.39.12/1.42.6/1.43.1 on Mediawiki. It has been rated as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a insufficient logging vulnerability. Using CWE to declare the problem leads to CWE-778. When a security-critical event occurs, the product either does not record the event or omits important details about the event when logging it. Impacted is integrity. The summary by CVE is:

: Insufficient Logging vulnerability in Wikimedia Foundation Mediawiki - AbuseFilter Extension allows Data Leakage Attacks.This issue affects Mediawiki - AbuseFilter Extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

The weakness was presented by Dreamy Jazz. The advisory is shared at phabricator.wikimedia.org. The identification of this vulnerability is CVE-2025-53498 since 06/30/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1562.002 for this issue.

Upgrading to version 1.39.13, 1.42.7 or 1.43.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-20312). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• AbuseFilter Extension

Version

• 1.39.0
• 1.39.1
• 1.39.2
• 1.39.3
• 1.39.4
• 1.39.5
• 1.39.6
• 1.39.7
• 1.39.8
• 1.39.9
• 1.39.10
• 1.39.11
• 1.39.12
• 1.42.0
• 1.42.1
• 1.42.2
• 1.42.3
• 1.42.4
• 1.42.5
• 1.42.6
• 1.43.0
• 1.43.1

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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