The REST API in IBM Business Process Manager (BPM) 7.5.x through 7.5.1.2, 8.0.x through 8.0.1.3, 8.5.0 through 8.5.0.1, 8.5.5 through 8.5.5.0, and 8.5.6 through 8.5.6.0 allows remote authenticated users to bypass intended access restrictions and execute arbitrary JavaScript code on the server via an unspecified API call.