Medium severity6.5NVD Advisory· Published Apr 14, 2026· Updated Apr 17, 2026
CVE-2026-27678
CVE-2026-27678
Description
Due to missing authorization checks in the SAP S/4HANA backend 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.
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Affected products
1Patches
Vulnerability mechanics
References
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