CVE-2026-86574

{"id": "CVE-2026-86574", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "hirt@hitachi.co.jp", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "affected": [{"source": "hirt@hitachi.co.jp", "affectedData": [{"vendor": "Hitachi", "product": "JP1/Base", "versions": [{"status": "affected", "changes": [{"at": "12-50-54", "status": "unaffected"}, {"at": "11-50-36", "status": "unaffected"}], "version": "11-00", "lessThan": "12-50-54", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-27T10:16:56.643", "references": [{"url": "https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-156/index.html", "source": "hirt@hitachi.co.jp"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "hirt@hitachi.co.jp", "description": [{"lang": "en", "value": "CWE-122"}]}], "descriptions": [{"lang": "en", "value": "Heap-based Buffer Overflow Vulnerability in JP1/Base.\n\nThis issue affects JP1/Base: from 11-00 before 12-50-54."}], "lastModified": "2026-10-27T15:00:49.240", "sourceIdentifier": "hirt@hitachi.co.jp"}