Cross-site scripting (XSS) vulnerability in index.php in Codelib Linker 2.0.4 and earlier allows remote attackers to inject arbitrary web script or HTML via the cat parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/34695
http://www.vupen.com/english/advisories/2007/2039
http://www.securityfocus.com/archive/1/470346/100/0/threaded