Vulnerability intelligence

CVE-2026-58240

SAP_SE SAP NetWeaver (Message Server) CWE-308

SAP NetWeaver Message Server does not sufficiently validate the authenticity of internal application server components during registration. An unauthenticated attacker with network access to the affected service could exploit this weakness to register an unauthorized component and potentially perform unauthorized actions within the application environment, resulting in a high impact on the confidentiality, integrity, and availability of the affected system.

CVSS Score

9.8

Critical

EPSS — Exploit Probability

0.5%

Riskier than 44% of all CVEs · checked 2026-10-20

Exploitation

Not in CISA KEV

KEV does not include every exploited vulnerability

Remediation

unknown

Check vendor advisories