CVE-2026-27678

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CVSS 3.1

6.5 medium

EPSS

<1%p8

Published

Apr 14, 2026 (Apr 14, 2026)

Modified

Jun 17, 2026

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.

Weakness: CWE-862
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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