A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.1). An error message pop up window in the web interface of the affected application does not prevent injection of JavaScript code. This could allow attackers to perform reflected cross-site scripting (XSS) attacks.
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
https://cert-portal.siemens.com/productcert/html/ssa-484086.html