Cross-site request forgery (CSRF) vulnerability in X2Engine X2CRM before 5.2 allows remote attackers to hijack the authentication of administrators for requests that create an administrative account via a crafted request to index.php/users/create.
packetstormsecurity.com/files/133718/X2Engine-4.2-Cross-Site-Request-Forgery.html
seclists.org/fulldisclosure/2015/Sep/93
www.securityfocus.com/archive/1/536547/100/0/threaded
www.exploit-db.com/exploits/38321/
www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2015-5075/