Unrestricted file upload vulnerability in index.php in the Twitter Clone (TClone) plugin for ReVou Micro Blogging allows remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in settings/my_photo.
https://www.exploit-db.com/exploits/7531
https://exchange.xforce.ibmcloud.com/vulnerabilities/47500
http://www.securityfocus.com/bid/32954