The invokeNextValve function in identity/federation/bindings/tomcat/idp/AbstractIDPValve.java in PicketLink before 2.8.0.Beta1 does not properly check role based authorization, which allows remote authenticated users to gain access to restricted application resources via a (1) direct request or (2) request through an SP initiated flow.
Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.