Description
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.
Scores
CVSS v4
6.9
EPSS
0.0039
EPSS Percentile
59.7%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-116
Status
published
Products (1)
The Wikimedia Foundation/Mediawiki - Version Compare Extension
1.39 - 1.43
Published
Apr 11, 2025
Tracked Since
Feb 18, 2026