MediaWiki before 1.19.6 and 1.20.x before 1.20.5 does not allow extensions to prevent password changes without using both Special:PasswordReset and Special:ChangePassword, which allows remote attackers to bypass the intended restrictions of an extension that only implements one of these blocks.
Severity
Medium 5.0
Published
18 Nov 2013
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD
Affected software
Software
Affected versions
MediaWikiServers and applications · cpe:a:mediawiki:mediawiki