MediaWiki Version Compare XSS via Improper Escaping (1.39-1.43)
CVE-2025-32078 Published on April 11, 2025
XSSes and potential RCE in Special:VersionCompare
Improper Encoding or Escaping of Output vulnerability in The Wikimedia Foundation Mediawiki - Version Compare Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Version Compare Extension: from 1.39 through 1.43.
Vulnerability Analysis
CVE-2025-32078 is exploitable 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 no impact on confidentiality and integrity and availability.
Weakness Type
What is an Output Sanitization Vulnerability?
The software prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.
CVE-2025-32078 has been classified to as an Output Sanitization vulnerability or weakness.
Products Associated with CVE-2025-32078
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Affected Versions
The Wikimedia Foundation Mediawiki - Version Compare Extension:- Version 1.39, <= 1.43 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.