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2 vulnerabilities found for SAP NetWeaver (Message Server) by SAP_SE
CVE-2026-58240 (GCVE-0-2026-58240)
Vulnerability from nvd – Published: 2026-09-08 00:10 – Updated: 2026-09-08 10:34
VLAI
EPSS
VEX
Title
Missing Authentication check in SAP NetWeaver (Message Server)
Summary
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.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-08 09:54 UTC
CWE
- CWE-308 - Use of Single-factor Authentication
Assigner
References
2 references
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SAP_SE | SAP NetWeaver (Message Server) |
Affected:
KERNEL 9.16
Affected: 9.18 Affected: 9.19 Affected: 9.20 |
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CVE-2026-58240 (GCVE-0-2026-58240)
Vulnerability from cvelistv5 – Published: 2026-09-08 00:10 – Updated: 2026-09-08 10:34
VLAI
EPSS
VEX
Title
Missing Authentication check in SAP NetWeaver (Message Server)
Summary
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.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-08 09:54 UTC
CWE
- CWE-308 - Use of Single-factor Authentication
Assigner
References
2 references
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SAP_SE | SAP NetWeaver (Message Server) |
Affected:
KERNEL 9.16
Affected: 9.18 Affected: 9.19 Affected: 9.20 |
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