CVE-2026-27676: Missing Authorization check in SAP S/4HANA OData Service (Manage Technical Object Structures)

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-14 · updated 2026-10-26
Weakness: CWE-862

Description

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

Affected products

SAP_SE SAP S/4HANA OData Service (Manage Technical Object Structures): S4CORE 109

References

https://me.sap.com/notes/3711682
https://url.sap/sapsecuritypatchday

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