CVE-2026-27679

Due to missing authorization checks in the SAP S/4HANA frontend OData Service (Manage Reference Structures), an attacker could update and delete child entities via exposed OData services without proper authorization. This vulnerability has a high impact on integrity, while confidentiality and availability are not impacted.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://me.sap.com/notes/3716767	Permissions Required
https://url.sap/sapsecuritypatchday	Permissions Required

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:sap:manage_reference_structures:uis4h_109:*:*:*:*:*:*:*

cpe:2.3:a:sap:s\/4hana:-:*:*:*:*:*:*:*

History

26 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) Debido a la falta de comprobaciones de autorización en el servicio OData de frontend de SAP S/4HANA (Gestionar Estructuras de Referencia), un atacante podría actualizar y eliminar entidades secundarias a través de servicios OData expuestos sin la autorización adecuada. Esta vulnerabilidad tiene un alto impacto en la integridad, mientras que la confidencialidad y la disponibilidad no se ven afectadas.

Information

Published : 2026-04-14 00:16

Updated : 2026-10-26 22:10

NVD link : CVE-2026-27679

Mitre link : CVE-2026-27679

CVE.ORG link : CVE-2026-27679

JSON object : View

Products Affected

sap

s\/4hana
manage_reference_structures

CWE

CWE-862

Missing Authorization

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