WebAccess in VMware VirtualCenter 2.0.2 and 2.5, VMware Server 2.0, and VMware ESX 3.0.3 and 3.5 allows remote attackers to leverage proxy-server functionality to spoof the origin of requests via unspecified vectors, related to a "URL forwarding vulnerability."
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.