Paper/Archive/CVE-2026-86574

CVE-2026-86574

Hitachi JP1/Base — Heap-based Buffer Overflow Vulnerability in JP1/Base

EPSS 0.5%CVSS 9.8

critical.is priorityof 100

38

CVSS 9.8 (CNA)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 44.0.440 × 208.8 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

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

Affected

ProductAffectedFixed inSource

JP1/Base11-00 – < 12-50-5412-50-54CNA

Scores by source

Hitachi (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

advisoryhitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-156/index.html