Description
An issue was discovered in MediaWiki before 1.35.8, 1.36.x and 1.37.x before 1.37.5, and 1.38.x before 1.38.3. HTMLUserTextField exposes the existence of hidden users.
References (2)
Core 2
Core References
Issue Tracking, Patch, Vendor Advisory
https://phabricator.wikimedia.org/T309894
Third Party Advisory
https://security.gentoo.org/glsa/202305-24
Scores
CVSS v3
5.3
EPSS
0.0016
EPSS Percentile
36.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-203
Status
published
Products (1)
mediawiki/mediawiki
< 1.35.8
Published
Dec 26, 2022
Tracked Since
Feb 18, 2026