MediaWiki RCFeedNotifier PHP RCE <1.39.14, 1.43.4, 1.44.1
CVE-2025-61643 Published on February 2, 2026
EventStreams publishes suppressed recent change entries that are suppressed from their creation
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/recentchanges/RecentChangeRCFeedNotifier.Php.
This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.
Vulnerability Analysis
CVE-2025-61643 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 no impact on confidentiality and integrity and availability.
Products Associated with CVE-2025-61643
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Affected Versions
Wikimedia Foundation MediaWiki:- Version * and below 1.39.14, 1.43.4, 1.44.1 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.