source: http://www.securityfocus.com/bid/41806/info

ScriptsEz Ez FAQ Maker is prone to a cross-site scripting vulnerability and a cross-site request-forgery vulnerability.

An attacker can exploit these vulnerabilities to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site, steal cookie-based authentication credentials, disclose or modify sensitive information, or perform unauthorized actions. Other attacks are also possible.

Ez FAQ Maker 1.0 is vulnerable; other versions may also be affected. 

http://www.example.com/faq/index.php?action=showcat&cid=8&sid="[XSS]