Multiple cross-site scripting (XSS) vulnerabilities in i.List 1.5 beta and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) searchword parameter to search.php or (2) siteurl parameter to add.php.
http://www.vupen.com/english/advisories/2006/2252
http://www.securityfocus.com/bid/18355
http://www.majorsecurity.de/advisory/major_rls10.txt