Cross-site scripting (XSS) vulnerability in search.php in GhostScripter Amazon Shop 5.0.0, and other versions before 5.0.2, allows remote attackers to inject web script or HTML via the query parameter.
http://www.vupen.com/english/advisories/2005/2630
http://www.attrition.org/pipermail/vim/2007-May/001603.html
http://secunia.com/advisories/17750
http://pridels0.blogspot.com/2005/11/amazon-shop-500-xss-vuln.html