Cross-site scripting (XSS) vulnerability in kPlaylist 1.6 (build 400), and possibly other versions, allows remote attackers to inject arbitrary web script or HTML via the searchfor search parameter.
http://www.vupen.com/english/advisories/2005/2551
http://www.securityfocus.com/bid/15546
http://secunia.com/advisories/17689
http://pridels0.blogspot.com/2005/11/kplaylist-xss-vuln.html