IBM WebSphere Application Server 7.0, 8.0, 8.5, 9.0, and IBM WebSphere Application Server Liberty, when configured to communicate with the Web Server Plug-ins for IBM WebSphere Application Server, could allow an authenticated user to conduct spoofing attacks. A man-in-the-middle attacker could exploit this vulnerability using a certificate issued by a trusted authority to obtain sensitive information. IBM X-Force ID: 235069.