Missing Auth in MediaWiki AbuseFilter Ext: 1.43.X (<1.43.2)
CVE-2025-53495 Published on July 7, 2025
Unauthorized Disclosure of IP Reputation in AbuseFilter
Missing Authorization vulnerability in Wikimedia Foundation Mediawiki - AbuseFilter Extension allows Unauthorized Access.This issue affects Mediawiki - AbuseFilter Extension: from 1.43.X before 1.43.2.
Vulnerability Analysis
CVE-2025-53495 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2025-53495 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2025-53495
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Affected Versions
Wikimedia Foundation Mediawiki - AbuseFilter Extension:- Version 1.43.x and below 1.43.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.