The Communications Enabled Applications (CEA) service in IBM WebSphere Application Server 8.0.x before 8.0.0.10 and 8.5.x before 8.5.5.4, and Feature Pack for CEA 1.x before 1.0.0.15, allows remote attackers to read arbitrary files via an XML external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.