Multiple PHP remote file inclusion vulnerabilities in Musoo 0.21 allow remote attackers to execute arbitrary PHP code via a URL in the GLOBALS[ini_array][EXTLIB_PATH] parameter to (1) msDb.php, (2) modules/MusooTemplateLite.php, or (3) modules/SoundImporter.php.
https://www.exploit-db.com/exploits/4085
https://exchange.xforce.ibmcloud.com/vulnerabilities/34950
http://www.vupen.com/english/advisories/2007/2266
http://www.securityfocus.com/bid/24554