Authenticated child-entity modification via missing authorization checks
Published Apr 14, 2026 · Updated Apr 14, 2026
Missing authorization in SAP S/4HANA OData Service S4CORE 109 allows remote authenticated users to update or delete child entities. The Manage Reference Equipment service accepts OData update and delete operations on child entities without applying the required authorization checks. A low-privileged account and network access to the service are required; the impact is limited to unauthorized data modification and deletion.
Summary
What happened
Missing authorization in SAP S/4HANA OData Service S4CORE 109 allows remote authenticated users to update or delete child entities. The Manage Reference Equipment service accepts OData update and delete operations on child entities without applying the required authorization checks. A low-privileged account and network access to the service are required; the impact is limited to unauthorized data modification and deletion.
The record
- CVE
- CVE-2026-27677
- Published
- Apr 14, 2026
- Updated
- Apr 14, 2026
- Vendor
- cap-js
- Product
- SAP S/4HANA OData Service (Manage Reference Equipment)
- Classifications
- CWE-862, T1565
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Apr 14, 2026CVE publishedPublication date reported by the CVE source.
- Apr 14, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=S4CORE 109
What conditions does exploitation require?
What is affected?
Published CVSS scores
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Attacks
What attackers are doing with it
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Public exploit references
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Technologies
Your stack
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Your stack
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