CVE-2023-45360
MEDIUMMediaWiki < 1.35.12, 1.36-1.39 < 1.39.5, 1.40 < 1.40.1 - Cross-Site Scripting in i18n Messages
Title source: llmDescription
An issue was discovered in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. There is XSS in youhavenewmessagesmanyusers and youhavenewmessages i18n messages. This is related to MediaWiki:Youhavenewmessagesfromusers.
References (3)
Core 3
Core References
Exploit, Issue Tracking, Patch, Vendor Advisory
https://phabricator.wikimedia.org/T340221
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
Scores
CVSS v3
5.4
EPSS
0.0039
EPSS Percentile
60.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (2)
mediawiki/mediawiki
1.40.0 (2 CPE variants)
mediawiki/mediawiki
< 1.35.12
Published
Nov 03, 2023
Tracked Since
Feb 18, 2026