{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86574","assignerOrgId":"50d0f415-c707-4733-9afc-8f6c0e9b3f82","state":"PUBLISHED","assignerShortName":"Hitachi","dateReserved":"2026-09-08T05:39:06.584Z","datePublished":"2026-10-27T09:37:09.275Z","dateUpdated":"2026-10-27T09:37:09.275Z"},"containers":{"cna":{"providerMetadata":{"orgId":"50d0f415-c707-4733-9afc-8f6c0e9b3f82","shortName":"Hitachi","dateUpdated":"2026-10-27T09:37:09.275Z"},"title":"Heap-based Buffer Overflow Vulnerability in JP1/Base","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-122","description":"CWE-122 Heap-based buffer overflow","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"affected":[{"vendor":"Hitachi","product":"JP1/Base","versions":[{"status":"affected","version":"11-00","lessThan":"12-50-54","changes":[{"at":"12-50-54","status":"unaffected"},{"at":"11-50-36","status":"unaffected"}],"versionType":"custom"}],"defaultStatus":"unaffected"}],"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.","supportingMedia":[{"type":"text/html","base64":false,"value":"Heap-based Buffer Overflow Vulnerability in JP1/Base.<p>This issue affects JP1/Base: from 11-00 before 12-50-54.</p>"}]}],"references":[{"url":"https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-156/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":"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":{"advisory":"hitachi-sec-2026-156","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}}}}