{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-27678", "assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "state": "PUBLISHED", "assignerShortName": "sap", "dateReserved": "2026-02-23T17:50:10.513Z", "datePublished": "2026-04-14T00:07:33.397Z", "dateUpdated": "2026-04-14T00:07:33.397Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "shortName": "sap", "dateUpdated": "2026-04-14T00:07:33.397Z"}, "title": "Missing Authorization check in SAP S/4HANA Backend OData Service (Manage Reference Structures)", "problemTypes": [{"descriptions": [{"lang": "eng", "cweId": "CWE-862", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "affected": [{"vendor": "SAP_SE", "product": "SAP S/4HANA Backend OData Service (Manage Reference Structures)", "versions": [{"status": "affected", "version": "S4CORE 109"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "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.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>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.</p>"}]}], "references": [{"url": "https://me.sap.com/notes/3715177"}, {"url": "https://url.sap/sapsecuritypatchday"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "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."}], "id": "CVE-2026-27678", "lastModified": "2026-04-14T00:16:06.270", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "cna@sap.com", "type": "Primary"}]}, "published": "2026-04-14T00:16:06.270", "references": [{"source": "cna@sap.com", "url": "https://me.sap.com/notes/3715177"}, {"source": "cna@sap.com", "url": "https://url.sap/sapsecuritypatchday"}], "sourceIdentifier": "cna@sap.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "cna@sap.com", "type": "Primary"}]}

{}

{}