{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-9853", "assignerOrgId": "e383dce4-0c27-4495-91c4-0db157728d17", "state": "PUBLISHED", "assignerShortName": "Hitachi Energy", "dateReserved": "2026-05-28T15:04:56.583Z", "datePublished": "2026-09-03T07:53:35.276Z", "dateUpdated": "2026-09-03T07:53:35.276Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e383dce4-0c27-4495-91c4-0db157728d17", "shortName": "Hitachi Energy", "dateUpdated": "2026-09-03T07:53:35.276Z"}, "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": "10.8", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A vulnerability exists in SYS600 which allows any user authenticated to the operating system of the server hosting the application to read and modify application objects without being authenticated to the SYS600 system itself.\n\nOnly the SYS600 system users should be permitted to view and modify application objects.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A vulnerability exists in SYS600 which allows any user authenticated to the operating system of the server hosting the application to read and modify application objects without being authenticated to the SYS600 system itself.\n<br>Only the SYS600 system users should be permitted to view and modify application objects."}]}], "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"}}}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[10.0,10.8]"}}], "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": "2026-09-03T09:15:04.992372+00:00", "title": "OS\u2011Level Access Allows Unauthorized Modification of SYS600 Objects", "updated": "2026-09-03T09:45:03.889766+00:00", "vendors": ["hitachienergy", "hitachienergy$PRODUCT$microscada_sys600"]}