PHP remote file inclusion vulnerability in includes/functions.php in phpBB++ Build 100 allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.
https://www.exploit-db.com/exploits/3259
https://exchange.xforce.ibmcloud.com/vulnerabilities/32159
http://www.vupen.com/english/advisories/2007/0472
http://www.securityfocus.com/bid/22376