CVE-2012-0317
Multiple cross-site request forgery (CSRF) vulnerabilities in Movable Type before 4.38, 5.0x before 5.07, and 5.1x before 5.13 allow remote attackers to hijack the authentication of arbitrary users for requests that modify data via the (1) commenting feature or (2) community script.
Date published : 2012-03-02
http://www.securityfocus.com/bid/52138
http://www.movabletype.org/2012/02/movable_type_513_507_and_438_security_updates.html