Cross-site scripting (XSS) vulnerability in compose.php in OpenNewsletter 2.5 and earlier allows remote attackers to inject arbitrary web script or HTML via the type parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/38902
http://www.securityfocus.com/bid/26745
http://www.securityfocus.com/archive/1/484687/100/0/threaded
http://www.securityfocus.com/archive/1/484680/100/0/threaded