Cross-site scripting vulnerability in agora.cgi for Agora 3.0a through 4.0g, when debug mode is enabled, allows remote attackers to execute Javascript on other clients via the cart_id parameter.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2001-1180
http://www.securityfocus.com/bid/3702
http://www.securityfocus.com/archive/1/246044