{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-66766", "assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "state": "PUBLISHED", "assignerShortName": "sap", "dateReserved": "2026-07-27T17:33:40.733Z", "datePublished": "2026-08-25T01:08:36.749Z", "dateUpdated": "2026-08-25T01:08:36.749Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "shortName": "sap", "dateUpdated": "2026-08-25T01:08:36.749Z"}, "title": "Denial of Service (DoS) in SAP S/4HANA (Manage Supply Protection)", "problemTypes": [{"descriptions": [{"lang": "eng", "cweId": "CWE-1333", "description": "CWE-1333: Inefficient Regular Expression Complexity", "type": "CWE"}]}], "affected": [{"vendor": "SAP_SE", "product": "SAP S/4HANA (Manage Supply Protection)", "versions": [{"status": "affected", "version": "UIS4HOP1 800"}, {"status": "affected", "version": "900"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "SAP S/4HANA (Private Cloud) uses a third-party component that contains a Regular Expression Denial of Service (ReDoS) vulnerability. An unauthenticated attacker could supply specially crafted input that triggers excessive processing within the affected functionality. Successful exploitation could exhaust system resources and make the service unavailable, resulting in a high impact on availability. There is no impact on confidentiality and integrity.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>SAP S/4HANA (Private Cloud) uses a third-party component that contains a Regular Expression Denial of Service (ReDoS) vulnerability. An unauthenticated attacker could supply specially crafted input that triggers excessive processing within the affected functionality. Successful exploitation could exhaust system resources and make the service unavailable, resulting in a high impact on availability. There is no impact on confidentiality and integrity.</p>"}]}], "references": [{"url": "https://me.sap.com/notes/3771065"}, {"url": "https://url.sap/sapsecuritypatchday"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.4"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "SAP S/4HANA (Manage Supply Protection)", "vendor": "SAP_SE", "versions": [{"status": "affected", "version": "UIS4HOP1 800"}, {"status": "affected", "version": "900"}]}], "source": "cna@sap.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "SAP S/4HANA (Private Cloud) uses a third-party component that contains a Regular Expression Denial of Service (ReDoS) vulnerability. An unauthenticated attacker could supply specially crafted input that triggers excessive processing within the affected functionality. Successful exploitation could exhaust system resources and make the service unavailable, resulting in a high impact on availability. There is no impact on confidentiality and integrity."}], "id": "CVE-2026-66766", "lastModified": "2026-08-25T01:16:37.230", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "cna@sap.com", "type": "Primary"}]}, "published": "2026-08-25T01:16:37.230", "references": [{"source": "cna@sap.com", "url": "https://me.sap.com/notes/3771065"}, {"source": "cna@sap.com", "url": "https://url.sap/sapsecuritypatchday"}], "sourceIdentifier": "cna@sap.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1333"}], "source": "cna@sap.com", "type": "Primary"}]}

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{"created": "2026-08-25T02:30:03.346477+00:00", "updated": "2026-08-25T02:30:03.346491+00:00", "vendors": []}