Cross-site scripting (XSS) vulnerability in misc.php in PunBB 1.2.11 allows remote attackers to inject arbitrary web script or HTML via the req_message parameter, because the value of the redirect_url parameter is not sanitized.
secunia.com/advisories/19986
securityreason.com/securityalert/849
www.osvdb.org/25256
www.punbb.org/changelogs/1.2.11_to_1.2.12.txt
www.punbb.org/download/hdiff/hdiff-1.2.11_to_1.2.12.html
www.securityfocus.com/archive/1/432950/100/0/threaded
www.securityfocus.com/bid/17827
www.vupen.com/english/advisories/2006/1670
exchange.xforce.ibmcloud.com/vulnerabilities/26245