Cross-site scripting (XSS) vulnerability in index.php in Thinkfactory UltimateGoogle 1.00 and earlier allows remote attackers to inject arbitrary web script or HTML via the REQ parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/27271
http://www.vupen.com/english/advisories/2006/2476
http://www.securityfocus.com/bid/18569
http://securitytracker.com/id?1016352
http://secunia.com/advisories/20742
http://pridels0.blogspot.com/2006/06/ultimategoogle-xss-vuln.html