CVE-2026-27677: SAP SE SAP s/4hana Odata Service Manage Reference Equipment

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

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

Affected products

• SAP SE SAP s/4hana Odata Service Manage Reference Equipment: version S4CORE 109 only

Published 2026-04-14. Last modified 2026-06-17.