Directory traversal vulnerability in index.php in PHP Multiple Newsletters 2.7, when magic_quotes_gpc is disabled, allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the lang parameter.
https://www.exploit-db.com/exploits/7400
https://exchange.xforce.ibmcloud.com/vulnerabilities/47197
http://www.securityfocus.com/bid/32726
http://securityreason.com/securityalert/4751