Cross-site scripting (XSS) vulnerability in install.php for Moodle 1.8.3, and possibly other versions before 1.8.4, allows remote attackers to inject arbitrary web script or HTML via the dbname parameter. NOTE: this issue only exists until the installation is complete.
https://exchange.xforce.ibmcloud.com/vulnerabilities/39630
http://www.vupen.com/english/advisories/2008/0164
http://www.securityfocus.com/bid/27259
http://www.securityfocus.com/archive/1/486198/100/0/threaded
http://secunia.com/advisories/28838
http://lists.opensuse.org/opensuse-security-announce/2008-02/msg00003.html