XML external entity (XXE) vulnerability in admin/api.php in GetSimple CMS 3.1.1 through 3.3.x before 3.3.5 Beta 1, when in certain configurations, allows remote attackers to read arbitrary files via the data parameter.
- http://packetstormsecurity.com/files/129778/GetSimple-CMS-3.3.4-XML-External-Entity-Injection.html
- http://seclists.org/fulldisclosure/2014/Dec/135
No PoCs found on GitHub currently.