Cross-site scripting (XSS) vulnerability in the dosearchsite.action module in Atlassian Confluence 2.0.1 Build 321 allows remote attackers to inject arbitrary web script or HTML via the searchQuery.queryString search module parameter.
http://www.vupen.com/english/advisories/2005/2691
http://www.securityfocus.com/bid/15688
http://secunia.com/advisories/17833
http://pridels0.blogspot.com/2005/12/confluence-enterprise-wiki-xss-vuln.html