Multiple PHP remote file inclusion vulnerabilities in SuperMod 3.0.0 for YABB (YaBBSM) allow remote attackers to execute arbitrary PHP code via a URL in the sourcedir parameter to (1) Offline.php, (2) Sources/Admin.php, (3) Sources/Offline.php, or (4) content/portalshow.php.
https://www.exploit-db.com/exploits/2553
https://exchange.xforce.ibmcloud.com/vulnerabilities/29559
http://www.vupen.com/english/advisories/2006/4042