Description
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/logging/ManualLogEntry.Php, includes/recentchanges/RecentChangeFactory.Php, includes/recentchanges/RecentChangeStore.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.
References (1)
Core 1
Core References
Issue Tracking
https://phabricator.wikimedia.org/T280413
Scores
CVSS v3
4.8
EPSS
0.0001
EPSS Percentile
0.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-200
Status
published
Products (2)
mediawiki/mediawiki
< 1.39.14
Wikimedia Foundation/MediaWiki
< 1.39.14, 1.43.4, 1.44.1
Published
Feb 03, 2026
Tracked Since
Feb 18, 2026