Multiple cross-site scripting (XSS) vulnerabilities in Kerio MailServer before 6.6.2 allow remote attackers to inject arbitrary web script or HTML via the (1) folder parameter to mailCompose.php or the (2) daytime parameter to calendarEdit.php. NOTE: some of these details are obtained from third party information.
https://exchange.xforce.ibmcloud.com/vulnerabilities/47397
http://www.vupen.com/english/advisories/2008/3442
http://www.securityfocus.com/bid/32863
http://www.kerio.com/security_advisory.html