Multiple cross-site scripting (XSS) vulnerabilities in admin/header.php in Toms Gaestebuch 1.01 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) lang[adminseite], (2) lang[ueberschrift], or (3) einst[metachar] parameter, different vectors than CVE-2007-4711.
http://www.toms-seiten.at/iv_downloads/details.php?dl_id=3&language=de
http://www.toms-seiten.at/guest/index.php?language=de
http://www.securityfocus.com/archive/1/479992/100/100/threaded
http://www.securityfocus.com/archive/1/478869/100/0/threaded