CVE-2026-40128: SAP SE SAP NetWeaver Application Server Java Web Container

Critical severity, CVSS 9.0. EPSS: 0.6% chance of exploitation in the next 30 days.

SAP NetWeaver Application Server Java (Web Container) allows an unauthenticated attacker to craft a malicious HTTP logon request that manipulates file inclusion parameters, enabling path traversal and processing of the included file. Processing the included file could allow the attacker to view or modify sensitive information or render any part of the local system unavailable.

Affected products

• SAP SE SAP NetWeaver Application Server Java Web Container

Published 2026-06-09. Last modified 2026-07-23.