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CVE-2026-86574

Full vulnerability record from the local CVENow database.

Description

Heap-based Buffer Overflow Vulnerability in JP1/Base. This issue affects JP1/Base: from 11-00 before 12-50-54.

Severity

CRITICAL

CVSS score

9.8 (v3.1)

Vulnerability status

Deferred

Source identifier

[email protected]

Published

2026-10-27 10:16:56.643000

Last modified

2026-10-27 15:00:49.240000

View original CVE JSON

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