Cross-site scripting (XSS) vulnerability in user/profile.php in Moodle through 2.3.11, 2.4.x before 2.4.11, 2.5.x before 2.5.7, 2.6.x before 2.6.4, and 2.7.x before 2.7.1 allows remote authenticated users to inject arbitrary web script or HTML via the Skype ID profile field.
git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-45683
openwall.com/lists/oss-security/2014/07/21/1
osandamalith.wordpress.com/2014/07/25/moodle-2-7-persistent-xss/
osvdb.org/show/osvdb/109337
packetstormsecurity.com/files/127624/Moodle-2.7-Cross-Site-Scripting.html
www.exploit-db.com/exploits/34169
www.securityfocus.com/bid/68756
github.com/moodle/moodle/commit/ce5a785b0962c3c94c7a7b0d36176482d21db95d
moodle.org/mod/forum/discuss.php?d=264265