Cross-site scripting (XSS) vulnerability in neomail.pl in NeoMail 1.29 allows remote attackers to inject arbitrary web script or HTML via the sessionid parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/26127
http://www.vupen.com/english/advisories/2006/1590
http://www.securityfocus.com/archive/1/432398/100/0/threaded