Cross-site scripting (XSS) vulnerability in extremesearch.php in Extreme Search Corporate Edition 6.0 and earlier allows remote attackers to inject arbitrary web script or HTML via the search parameter.
http://www.vupen.com/english/advisories/2005/2687
http://secunia.com/advisories/17816
http://pridels0.blogspot.com/2005/12/extreme-search-corporate-edition-6x.html