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.
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.