Cross-site request forgery (CSRF) vulnerability in IBM Configuration Management Application (aka VVC) in IBM Rational Engineering Lifecycle Manager before 4.0.7 and 5.x before 5.0.1, Rational Software Architect Design Manager before 4.0.7 and 5.x before 5.0.1, and Rational Rhapsody Design Manager before 4.0.7 and 5.x before 5.0.1 allows remote authenticated users to hijack the authentication of arbitrary users for requests that insert XSS sequences.