{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-9854", "assignerOrgId": "e383dce4-0c27-4495-91c4-0db157728d17", "state": "PUBLISHED", "assignerShortName": "Hitachi Energy", "dateReserved": "2026-05-28T15:04:57.817Z", "datePublished": "2026-09-03T07:55:05.264Z", "dateUpdated": "2026-09-03T12:48:34.310Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e383dce4-0c27-4495-91c4-0db157728d17", "shortName": "Hitachi Energy", "dateUpdated": "2026-09-03T07:55:05.264Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-303", "description": "CWE-303 Incorrect implementation of authentication algorithm", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-115", "descriptions": [{"lang": "en", "value": "CAPEC-115 Authentication Bypass"}]}], "affected": [{"vendor": "Hitachi Energy", "product": "MicroSCADA SYS600", "versions": [{"status": "affected", "version": "10.0", "lessThanOrEqual": "10.7", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A vulnerability exists in SYS600 RBAC mechanism where users having access to the engineering tools could elevate their privileges to administrator level on the underlying Windows host, granting themselves full control over the host machine.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A vulnerability exists in SYS600 RBAC mechanism where users having access to the engineering tools could elevate their privileges to administrator level on the underlying Windows host, granting themselves full control over the host machine."}]}], "references": [{"url": "https://publisher.hitachienergy.com/preview?DocumentID=8DBD000249&LanguageCode=en&DocumentPartId=&Action=Launch"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.5, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-03T12:48:27.499967Z", "id": "CVE-2026-9854", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-03T12:48:34.310Z"}}]}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[10.0,10.7]"}}], "enrichment": {"confidence": 98.0, "confidence_source": "matching", "scores": [{"score": 98.0, "source": "matching"}]}, "original": {"product": "MicroSCADA SYS600", "source": "cna", "vendor": "Hitachi Energy"}, "product": "microscada_sys600", "vendor": "hitachienergy"}], "created": "2026-09-03T09:15:05.384824+00:00", "title": "Privilege Escalation via RBAC Bypass in Hitachi Energy MicroSCADA SYS600", "updated": "2026-09-03T09:45:03.560533+00:00", "vendors": ["hitachienergy", "hitachienergy$PRODUCT$microscada_sys600"]}