CVE-2026-86574

Heap-based Buffer Overflow Vulnerability in JP1/Base

Published Oct 27, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Heap-based Buffer Overflow Vulnerability in JP1/Base.

This issue affects JP1/Base: from 11-00 before 12-50-54.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Hitachi
Hitachi jp1/base
Vendors & Products Hitachi
Hitachi jp1/base
Type Values Removed Values Added
Description Heap-based Buffer Overflow Vulnerability in JP1/Base. This issue affects JP1/Base: from 11-00 before 12-50-54.
Title Heap-based Buffer Overflow Vulnerability in JP1/Base
Weaknesses CWE-122
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Hitachi
Published
Updated
Nov 4, 2026, 2:58 PM
Reserved
Sep 8, 2026, 5:39 AM
Status
Deferred
Published
Oct 27, 2026, 10:16 AM
Modified
Nov 4, 2026, 3:17 PM