CVE-2021-33665: SAP NetWeaver Application Server Abap

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• SAP NetWeaver Application Server Abap: version kernel_7.49 only; version kernel_7.53 only; version kernel_7.77 only; version kernel_7.81 only; version kernel_7.84 only; version krnl64nuc_7.49 only; …

Published 2021-06-09. Last modified 2026-06-17.