PHP remote file inclusion vulnerability in _includes/settings.inc.php in Ajax File Browser 3 Beta allows remote attackers to execute arbitrary PHP code via a URL in the approot parameter.
https://www.exploit-db.com/exploits/4405
https://exchange.xforce.ibmcloud.com/vulnerabilities/36604
http://www.vupen.com/english/advisories/2007/3175
http://arfis.wordpress.com/2007/09/14/rfi-02-ajax-file-browser/