SAP NetWeaver Application Server ABAP (Applications based on SAP GUI for HTML) versions - KRNL64NUC - 7.49 KRNL64UC - 7.49 7.53 KERNEL - 7.49 7.53 7.77 7.81 7.84 does not sufficiently encode user-controlled inputs resulting in Cross-Site Scripting (XSS) vulnerability.