Cross-site scripting (XSS) vulnerability in the inline MIME viewer in Horde-IMP (Internet Messaging Program) 3.2.4 and earlier, when used with Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via an e-mail message.
https://exchange.xforce.ibmcloud.com/vulnerabilities/16866
http://www.securityfocus.com/bid/10845
http://www.gentoo.org/security/en/glsa/glsa-200408-07.xml
http://secunia.com/advisories/12202/
http://cvs.horde.org/diff.php/imp/docs/CHANGES?r1=1.389.2.106&r2=1.389.2.109&ty=h