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9.8

JP1 Automatic Job Management System 3 can run unauthorized code

CVE-2026-76934 · published today
Summary

Versions of JP1 Automatic Job Management System 3 Manager and Agent prior to 13-50-31 contain a defect that lets an attacker overflow a memory buffer and potentially execute their own code. This could lead to loss of control over the system or data theft. Update to version 13-50-31 or later, or apply the vendor's patch, to protect your environment.

What to do
  • Update hitachi jp1/automatic job management system 3 - manager to version 11-50-39.
  • Update hitachi jp1/automatic job management system 3 - agent to version 11-50-39.
  • Update hitachi jp1/automatic job management system 3 - agent minimal edition to version 11-50-39.
Affected software
VendorProductAffected versions
hitachi jp1/automatic job management system 3 - manager < 13-50-31
Fix: upgrade to 11-50-39
hitachi jp1/automatic job management system 3 - agent < 13-50-31
Fix: upgrade to 11-50-39
hitachi jp1/automatic job management system 3 - agent minimal edition < 13-50-31
Fix: upgrade to 11-50-39
Original advisory text
Stack-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3
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.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker full control (estimated)
Severity
9.8 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-121Stack-based Buffer Overflow
Timeline
Published27 Oct 2026
Updated27 Oct 2026
First seen27 Oct 2026
Sources
CVE-2026-76934 · NVD
CVE-2026-76934 · MITRE
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