Cross-site scripting (XSS) vulnerability in the internal browser in vSphere Client in VMware vSphere 4.1 before Update 2 and 5.0 before Update 1 allows remote attackers to inject arbitrary web script or HTML via a crafted log-file entry.
Improper Neutralization of Input During Web Page Generation The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.