Open redirect vulnerability in /idm/user/login.jsp in Sun Java System Identity Manager 6.0 SP1 through SP3, 7.0, and 7.1 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the nextPage parameter.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.