Multiple cross-site scripting (XSS) vulnerabilities in Kongreg8 1.7.3 allow remote attackers to inject arbitrary web script or HTML via the (1) surname or (2) firstname parameters to modules/members/addmember.php; or (3) groupdescription or (4) groupname parameters to modules/groups/addgroupform.php.
Improper Neutralization of Input During Web Page Generation 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.