Multiple cross-site request forgery (CSRF) vulnerabilities in mod/wiki/ components in Moodle 2.0.x before 2.0.5 and 2.1.x before 2.1.2 allow remote attackers to hijack the authentication of arbitrary users for requests that modify wiki data.
https://bugzilla.redhat.com/show_bug.cgi?id=747444
http://moodle.org/mod/forum/discuss.php?d=188309
http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=48346fb11f8ced06a05c0618b02a3a925b34ec59