shop_display_products.php in Naxtor Shopping Cart 1.0 allows remote attackers to obtain sensitive information via a cat_id with a "'" (single quote), which reveals the path in an error message, possibly due to an SQL injection vulnerability.
https://exchange.xforce.ibmcloud.com/vulnerabilities/21677
http://www.securityfocus.com/bid/14456
http://securitytracker.com/id?1014613