CVE-2026-86577 — CRITICAL (9.4)

Vulnerability Description

Out-of-bounds Write Vulnerability in JP1 Products. This issue affects JP1/Integrated Management 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent Minimal Edition: from 13-00 before 13-50-31; JP1/Base: from 11-00 before 12-50-54.

CVSS Score

9.4

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

LOW

Related Weaknesses (CWE)

CWE-787

References

https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026

FAQ

What is CVE-2026-86577?

CVE-2026-86577 is a vulnerability with a CVSS score of 9.4 (CRITICAL). Out-of-bounds Write Vulnerability in JP1 Products. This issue affects JP1/Integrated Management 3 - Manager: from 13-00 before 13-50-31; JP1/Automatic Job Management System 3 - Manager: from 13-00 be...

How severe is CVE-2026-86577?

CVE-2026-86577 has been rated CRITICAL with a CVSS base score of 9.4/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-86577?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.