Cross-site scripting (XSS) vulnerability in SAP Web Dynpro Java (BC-WD-JAV) in SAP NetWeaver Nw04 SP15 through SP19 and Nw04s SP7 through SP11, aka SAP Java Technology Services 640 before SP20 and SAP Web Dynpro Runtime Core Components 700 before SP12, allows remote attackers to inject arbitrary web script or HTML via the User-Agent HTTP header.