Description
SAP NetWeaver Application Server ABAP and SAP Web Dispatcher do not sufficiently validate certain header values processed during inbound request handling. An unauthenticated attacker could send a specially crafted request to cause the affected process to become unavailable.This results in a high impact on availability. There is no impact on confidentiality and integrity.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| SAP_SE | SAP NetWeaver Application Server ABAP (Internet Communication Manager) and SAP Web Dispatcher | WEBDISP 9.16, KERNEL 9.16, 9.20, 9.21 | — |
Advisories 2
- NCSC-2026-0485 Kwetsbaarheden verholpen in SAP-producten NCSC-NL (Netherlands) · Nov 12, 2026
- WID-SEC-2026-4420 SAP Patch Day November 2026: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 9, 2026