AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

SAPCVE-2026-58240

SAP NetWeaver Message Server does not sufficiently validate the authenticity of...

SAP

CVE-2026-58240 · Published Sep 8, 2026 · updated Sep 9, 2026

Critical9.8
No fix yet
SAP advisory

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.

Affected versions

PackageAffectedFixed in
SAP NetWeaver (Message Server)
Product
<= KERNEL 9.16No fix yet
<= 9.18No fix yet
<= 9.19No fix yet
<= 9.20No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-308

More SAP advisories

All SAP