SQL injection vulnerability in mod/feedback/complete.php in Moodle 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to execute arbitrary SQL commands via crafted form data.
https://exchange.xforce.ibmcloud.com/vulnerabilities/76961
http://www.securityfocus.com/bid/54481
http://secunia.com/advisories/49890