CVE-2026-89126

Summary

SAP Web Dispatcher contains a heap-based buffer overflow (CWE-122) in an internal component due to insufficient validation of network input. An unauthenticated remote attacker can trigger memory corruption by sending specially crafted traffic, potentially leading to arbitrary code execution.

Exploitability

Exploitation is straightforward for a remote attacker with no authentication or user interaction required, as the vulnerability resides in a network-facing component.

Blast radius

Successful exploitation would allow full system compromise—including remote code execution—with complete loss of confidentiality, integrity, and availability of the affected SAP Web Dispatcher instance and potentially downstream systems.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to SAP Web Dispatcher version 2.590 or later, as this is the minimum fixed version addressing CVE-2026-89126.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.