Cross-site scripting (XSS) vulnerability in util.php in Calacode @Mail before 5.2 allows remote attackers to inject arbitrary web script or HTML via the func parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/38758
http://www.securitytracker.com/id?1019013
http://www.securityfocus.com/bid/26635
http://terra.calacode.com/mail/docs/changelog.html