Cross-site request forgery (CSRF) vulnerability in Moodle 1.6.x before 1.6.7 and 1.7.x before 1.7.5 allows remote attackers to modify profile settings and gain privileges as other users via a link or IMG tag to the user edit profile page.
https://exchange.xforce.ibmcloud.com/vulnerabilities/43964
http://www.securityfocus.com/archive/1/494658/100/0/threaded
http://www.debian.org/security/2008/dsa-1691
http://secunia.com/advisories/31339
http://secunia.com/advisories/31196
http://moodle.org/mod/forum/discuss.php?d=101405
http://lists.opensuse.org/opensuse-security-announce/2008-08/msg00001.html