{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86577", "assignerOrgId": "50d0f415-c707-4733-9afc-8f6c0e9b3f82", "state": "PUBLISHED", "assignerShortName": "Hitachi", "dateReserved": "2026-09-08T05:39:06.585Z", "datePublished": "2026-10-27T09:37:12.119Z", "dateUpdated": "2026-10-27T09:37:12.119Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "50d0f415-c707-4733-9afc-8f6c0e9b3f82", "shortName": "Hitachi", "dateUpdated": "2026-10-27T09:37:12.119Z"}, "title": "Out-of-bounds Write Vulnerability in JP1 Products", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds write", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-100", "descriptions": [{"lang": "en", "value": "CAPEC-100 Overflow Buffers"}]}], "affected": [{"vendor": "Hitachi", "product": "JP1/Integrated Management 3 - Manager", "versions": [{"status": "affected", "version": "13-00", "lessThan": "13-50-31", "changes": [{"at": "13-50-31", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Hitachi", "product": "JP1/Automatic Job Management System 3 - Manager", "versions": [{"status": "affected", "version": "13-00", "lessThan": "13-50-31", "changes": [{"at": "13-50-31", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Hitachi", "product": "JP1/Automatic Job Management System 3 - Agent", "versions": [{"status": "affected", "version": "13-00", "lessThan": "13-50-31", "changes": [{"at": "13-50-31", "status": "unaffected"}, {"at": "13-10-31", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Hitachi", "product": "JP1/Automatic Job Management System 3 - Agent Minimal Edition", "versions": [{"status": "affected", "version": "13-00", "lessThan": "13-50-31", "changes": [{"at": "13-50-31", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Hitachi", "product": "JP1/Base", "versions": [{"status": "affected", "version": "11-00", "lessThan": "12-50-54", "changes": [{"at": "12-50-54", "status": "unaffected"}, {"at": "11-50-31", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Out-of-bounds Write Vulnerability in JP1 Products.\n\nThis issue affects JP1/Integrated Management 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent Minimal Edition: from 13-00 before 13-50-31; JP1/Base: from 11-00 before 12-50-54.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Out-of-bounds Write Vulnerability in JP1 Products.<p>This issue affects JP1/Integrated Management 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent Minimal Edition: from 13-00 before 13-50-31; JP1/Base: from 11-00 before 12-50-54.</p>"}]}], "references": [{"url": "https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-155/index.html", "tags": ["vendor-advisory"]}], "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": "LOW", "baseSeverity": "CRITICAL", "baseScore": 9.4, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L"}}], "source": {"advisory": "hitachi-sec-2026-155", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "JP1/Integrated Management 3 - Manager", "vendor": "Hitachi", "versions": [{"changes": [{"at": "13-50-31", "status": "unaffected"}], "lessThan": "13-50-31", "status": "affected", "version": "13-00", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "JP1/Automatic Job Management System 3 - Manager", "vendor": "Hitachi", "versions": [{"changes": [{"at": "13-50-31", "status": "unaffected"}], "lessThan": "13-50-31", "status": "affected", "version": "13-00", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "JP1/Automatic Job Management System 3 - Agent", "vendor": "Hitachi", "versions": [{"changes": [{"at": "13-50-31", "status": "unaffected"}, {"at": "13-10-31", "status": "unaffected"}], "lessThan": "13-50-31", "status": "affected", "version": "13-00", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "JP1/Automatic Job Management System 3 - Agent Minimal Edition", "vendor": "Hitachi", "versions": [{"changes": [{"at": "13-50-31", "status": "unaffected"}], "lessThan": "13-50-31", "status": "affected", "version": "13-00", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "JP1/Base", "vendor": "Hitachi", "versions": [{"changes": [{"at": "12-50-54", "status": "unaffected"}, {"at": "11-50-31", "status": "unaffected"}], "lessThan": "12-50-54", "status": "affected", "version": "11-00", "versionType": "custom"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Out-of-bounds Write Vulnerability in JP1 Products.\n\nThis issue affects JP1/Integrated Management 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent Minimal Edition: from 13-00 before 13-50-31; JP1/Base: from 11-00 before 12-50-54."}], "id": "CVE-2026-86577", "lastModified": "2026-10-27T10:16:56.993", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 9.4, "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:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.5, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-10-27T10:16:56.993", "references": [{"source": "[email protected]", "url": "https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-155/index.html"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "[email protected]", "type": "Secondary"}]}

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