Multiple cross-site scripting (XSS) vulnerabilities in Admin/login/default.asp in DDSN Interactive cm3 Acora CMS 6.0.6/1a 6.0.2/1a 5.5.7/12b 5.5.0/1b-p1 and possibly other versions allow remote attackers to inject arbitrary web script or HTML via the (1) username (2) url (3) qstr parameter.