Multiple cross-site scripting (XSS) vulnerabilities in xFlow 5.46.11 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) level, (2) position, (3) id, and (4) action parameters to members_only/index.cgi, and the (5) page parameter to customer_area/index.cgi.
https://exchange.xforce.ibmcloud.com/vulnerabilities/25854
http://www.vupen.com/english/advisories/2006/1412
http://www.securityfocus.com/bid/17614
http://secunia.com/advisories/19707
http://pridels0.blogspot.com/2006/04/xflow-v5x-multiple-vuln.html