CVE-2015-6727

Name of the Vulnerable Software and Affected Versions MediaWiki versions prior to 1.23.10 MediaWiki versions 1.24.x prior to 1.24.3 MediaWiki versions 1.25.x prior to 1.25.2

Description The issue allows remote attackers to determine if an IP is autoblocked via the "Change block" text on the Special:DeletedContributions page.

Recommendations For MediaWiki versions prior to 1.23.10, update to version 1.23.10 or later. For MediaWiki versions 1.24.x prior to 1.24.3, update to version 1.24.3 or later. For MediaWiki versions 1.25.x prior to 1.25.2, update to version 1.25.2 or later.