Cross-site scripting (XSS) vulnerability in index.php in JNM Guestbook 3.0 allows remote attackers to inject arbitrary web script or HTML via the page parameter.Referenceshttp://www.vupen.com/english/advisories/2009/1831http://secunia.com/advisories/35760http://packetstormsecurity.org/0907-exploits/jnm-xss.txt