CVE-2021-45038
MEDIUMMediaWiki < 1.35.5, 1.36.x < 1.36.3, 1.37.x < 1.37.1 - Private Wiki Contents Exposure via Rollback
Title source: llmDescription
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. By using an action=rollback query, attackers can view private wiki contents.
References (3)
Core 3
Core References
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202305-24
Third Party Advisory
https://phabricator.wikimedia.org/T297574
Vendor Advisory
https://www.mediawiki.org/wiki/2021-12_security_release/FAQ
Scores
CVSS v3
5.3
EPSS
0.0030
EPSS Percentile
53.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-200
Status
published
Products (1)
mediawiki/mediawiki
< 1.35.5
Published
Dec 17, 2021
Tracked Since
Feb 18, 2026