Description
WordPress Plugin User Role Editor is prone to a cross-site request forgery vulnerability. Exploiting this issue may allow a remote attacker to perform certain administrative actions and gain unauthorized access to the affected application; other attacks are also possible. WordPress Plugin User Role Editor version 3.12 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 3.14 or latest
References
http://www.exploit-db.com/exploits/25721/
http://1337day.com/exploit/20813