Stack-Based Buffer Overflow Vulnerability in JP1 Products by Hitachi
CVE-2026-86575

9.4CRITICAL

Key Information:

Vendor

Hitachi
Status
Jp1/integrated Management 3 - Manager
Jp1/automatic Job Management System 3 - Manager
Jp1/automatic Job Management System 3 - Agent
Jp1/automatic Job Management System 3 - Agent Minimal Edition
Vendor
CVE Published:
27 October 2026

What is CVE-2026-86575?

A stack-based buffer overflow vulnerability exists in multiple JP1 products, including JP1/Integrated Management 3 and its associated job management systems. This vulnerability allows attackers to exploit the affected versions, potentially resulting in unauthorized access and execution of arbitrary code. Users are strongly advised to upgrade to the latest versions to mitigate the risk.

Affected Version(s)

JP1/Automatic Job Management System 3 - Agent 13-00 < 13-50-31

JP1/Automatic Job Management System 3 - Agent Minimal Edition 13-00 < 13-50-31

JP1/Automatic Job Management System 3 - Manager 13-00 < 13-50-31

References

https://www.hitachi.com/products/it/software/security/inf...
vendor-advisory

CVSS V3.1

Score:
9.4
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.