CVE-2026-76934

Critical

Description

Stack-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3. This issue affects JP1/Automatic Job Management System 3 - Manager: from 11-00 before 13-50-31; JP1/Automatic Job Management System 3 - Agent: from 11-00 before 13-50-31.

SeverityCritical

CVSS9.8

Exploit probability—

ProductJP1/Automatic Job Management System 3 - Manager

PublishedOct 27, 2026

First seenOct 27, 2026

Weakness typeCWE-121CWE-121

How to fix

Update

Hitachi JP1/Automatic Job Management System 3 - Manager13-50-31 or later
Hitachi JP1/Automatic Job Management System 3 - Agent13-50-31 or later
Hitachi JP1/Automatic Job Management System 3 - Agent Minimal Edition13-50-31 or later

Vendor advisories

hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-140/index.html

Affected products

Product	Affected versions	Fixed in
Hitachi JP1/Automatic Job Management System 3 - Manager	10-00 ≤ v < 13-50-31	13-50-31
Hitachi JP1/Automatic Job Management System 3 - Agent	10-00 ≤ v < 13-50-31	13-50-31
Hitachi JP1/Automatic Job Management System 3 - Agent Minimal Edition	11-50 ≤ v < 13-50-31	13-50-31

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