Multiple cross-site scripting (XSS) vulnerabilities in jax_guestbook.php in Jax Guestbook 3.1 and 3.31 allow remote attackers to inject arbitrary web script or HTML via the (1) gmt_ofs and (2) language parameters. NOTE: the page parameter is already covered by CVE-2006-1913. NOTE: it was later reported that 3.50 is also affected.
https://exchange.xforce.ibmcloud.com/vulnerabilities/43562
http://www.securityfocus.com/bid/28523
http://secunia.com/advisories/16337
http://downloads.securityfocus.com/vulnerabilities/exploits/28523.html