Description
An issue was discovered in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. In includes/logging/RightsLogFormatter.php, group-*-member messages can result in XSS on Special:log/rights.
References (5)
Core 5
Core References
Exploit, Patch, Vendor Advisory
https://phabricator.wikimedia.org/T347726
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2024/04/msg00018.html
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
Scores
CVSS v3
6.1
EPSS
0.0040
EPSS Percentile
60.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (1)
mediawiki/mediawiki
< 1.35.14
Published
Dec 22, 2023
Tracked Since
Feb 18, 2026