Authentication Bypass Vulnerability in MediaWiki before 1.16.5

CVE-2011-1766 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:N

includes/User.php in MediaWiki before 1.16.5, when wgBlockDisablesLogin is enabled, does not clear certain cached data after verification of an auth token fails, which allows remote attackers to bypass authentication by creating crafted wikiUserID and wikiUserName cookies, or by leveraging an unattended workstation.

Learn more about our User Device Pen Test.