Cross-site scripting (XSS) vulnerability in the HMI web application in Siemens WinCC (TIA Portal) 11 allows remote attackers to inject arbitrary web script or HTML via a crafted URL.
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.