Multiple cross-site scripting (XSS) vulnerabilities in aasi media Net Clubs Pro 4.0 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) onuser, (2) pass, (3) chatsys, (4) room, (5) username, and (6) to parameters in (a) sendim.cgi; the (7) username parameter in (b) imessage.cgi; the (8) password parameter in (c) login.cgi; and the (9) cat_id parameter in (d) viewcat.cgi.