Remote code execution vulnerability in /cmsms-2.1.6-install.php/index.php in CMS Made Simple version 2.1.6 allows remote attackers to inject arbitrary PHP code via the "timezone" parameter in step 4 of a fresh installation procedure.
https://www.exploit-db.com/exploits/44192/
https://packetstormsecurity.com/files/146568/CMS-Made-Simple-2.1.6-Remote-Code-Execution.html