Multiple cross-site scripting (XSS) vulnerabilities in ESCON SupportPortal Professional Edition 3.0 allow remote attackers to inject arbitrary web script or HTML via an e-mail message body with (1) a SCRIPT element, (2) a crafted SRC attribute of an IFRAME element, (3) a crafted CONTENT attribute of an HTTP-EQUIV="Set-Cookie" META element, or (4) an innerHTML attribute within an XML document.