Cross-site scripting (XSS) vulnerability in the WebMail system in Stalker CommuniGate Pro 5.1.8 and earlier, when using Microsoft Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via crafted STYLE tags.
https://exchange.xforce.ibmcloud.com/vulnerabilities/34266
http://www.vupen.com/english/advisories/2007/1795
http://www.securitytracker.com/id?1018048
http://www.securityfocus.com/bid/23950
http://www.scanit.be/advisory-2007-05-12.html
http://www.communigate.com/CommuniGatePro/History51.html