{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-27671", "assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "state": "PUBLISHED", "assignerShortName": "sap", "dateReserved": "2026-02-23T17:50:10.512Z", "datePublished": "2026-06-09T00:20:04.299Z", "dateUpdated": "2026-06-09T00:20:04.299Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "shortName": "sap", "dateUpdated": "2026-06-09T00:20:04.299Z"}, "title": "Memory Corruption vulnerability in Application Server ABAP of SAP NetWeaver and ABAP Platform", "problemTypes": [{"descriptions": [{"lang": "eng", "cweId": "CWE-121", "description": "CWE-121: Stack-based Buffer Overflow", "type": "CWE"}]}], "affected": [{"vendor": "SAP_SE", "product": "SAP NetWeaver and ABAP Platform", "versions": [{"status": "affected", "version": "KRNL64NUC 7.22"}, {"status": "affected", "version": "7.22EXT"}, {"status": "affected", "version": "KRNL64UC 7.22"}, {"status": "affected", "version": "722EXT"}, {"status": "affected", "version": "7.53"}, {"status": "affected", "version": "KERNEL 7.22"}, {"status": "affected", "version": "7.54"}, {"status": "affected", "version": "7.77"}, {"status": "affected", "version": "7.89"}, {"status": "affected", "version": "7.93"}, {"status": "affected", "version": "9.16"}, {"status": "affected", "version": "9.18"}, {"status": "affected", "version": "91.9"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application.</p>"}]}], "references": [{"url": "https://me.sap.com/notes/3717897"}, {"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": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application."}], "id": "CVE-2026-27671", "lastModified": "2026-06-09T02:08:28.150", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "cna@sap.com", "type": "Primary"}]}, "published": "2026-06-09T01:16:45.903", "references": [{"source": "cna@sap.com", "url": "https://me.sap.com/notes/3717897"}, {"source": "cna@sap.com", "url": "https://url.sap/sapsecuritypatchday"}], "sourceIdentifier": "cna@sap.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "cna@sap.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "KRNL64NUC 7.22"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.22EXT"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "KRNL64UC 7.22"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "722EXT"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.53"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "KERNEL 7.22"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.54"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.77"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.89"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.93"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "9.16"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "9.18"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "91.9"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "SAP NetWeaver and ABAP Platform", "source": "cna", "vendor": "SAP_SE"}, "product": "sap_netweaver_and_abap_platform", "vendor": "sap_se"}], "created": "2026-06-09T02:30:26.215876+00:00", "updated": "2026-06-09T03:00:14.872518+00:00", "vendors": ["sap_se", "sap_se$PRODUCT$sap_netweaver_and_abap_platform"]}