CVE-2012-4382

MediaWiki before 1.18.5, and 1.19.x before 1.19.2 does not properly protect user block metadata, which allows remote administrators to read a user block reason via a reblock attempt...

PT-2017-5153

Name of the Vulnerable Software and Affected Versions: MediaWiki versions prior to 1.18.5 MediaWiki versions 1.19.x prior to 1.19.2 Description: The issue allows remote administrators to read a user block reason via a reblock attempt due to improper protection of user block metadata...