extras/ipn_test_return.php in Zen Cart allows remote attackers to obtain sensitive information via a direct request, which reveals the installation path in an error message.Referenceshttp://www.acunetix.com/blog/websecuritynews/acusensor-curl-and-zen-cart/http://www.zen-cart.com/forum/showthread.php?t=142784http://www.securityfocus.com/archive/1/508340/100/0/threaded