CVE-2026-76933— Heap-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3
Quick assessment
Affected
Hitachi JP1/Automatic Job Management System 3 - Manager
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
JP1/Automatic 作业管理系统 3 中的堆缓冲区溢出漏洞。 此问题影响以下版本： JP1/Automatic 作业管理系统 3 - 管理端（Manager）：11-00 至 13-50-31 之前的版本； JP1/Automatic 作业管理系统 3 - 代理端（Agent）：11-00 至 13-50-31 之前的版本。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-76933
Vulnerability Information
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Vulnerability Title
Heap-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3
Source: CVE Program / CVE List V5
Vulnerability Description
Heap-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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Hitachi | JP1/Automatic Job Management System 3 - Manager | 10-00 ~ 13-50-31 | - |
|
| Hitachi | JP1/Automatic Job Management System 3 - Agent | 10-00 ~ 13-50-31 | - |
|
| Hitachi | JP1/Automatic Job Management System 3 - Agent Minimal Edition | 11-50 ~ 13-50-31 | - |
|
II. Public POCs for CVE-2026-76933
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-76933 (1)
Same Patch Batch · Hitachi · 2026-10-27 · 19 CVEs total
| CVE-2026-76939 | 9.8 CRITICAL | Heap-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3 |
| CVE-2026-76938 | 9.8 CRITICAL | Authentication Bypass Vulnerability in JP1/Automatic Job Management System 3 |
| CVE-2026-86574 | 9.8 CRITICAL | Heap-based Buffer Overflow Vulnerability in JP1/Base |
| CVE-2026-76934 | 9.8 CRITICAL | Stack-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3 |
| CVE-2026-82116 | 9.8 CRITICAL | Missing Authentication for Critical Function Vulnerability in HiRDB |
| CVE-2026-82117 | 9.8 CRITICAL | Authentication Bypass by Spoofing Vulnerability in HiRDB |
| CVE-2026-82120 | 9.8 CRITICAL | Heap-based Buffer Overflow Vulnerability in HiRDB |
| CVE-2026-82119 | 9.8 CRITICAL | OS Command Injection Vulnerability in HiRDB |
| CVE-2026-82118 | 9.8 CRITICAL | Stack-based Buffer Overflow Vulnerability in HiRDB |
| CVE-2026-86575 | 9.4 CRITICAL | Stack-based Buffer Overflow Vulnerability in JP1 Products |
| CVE-2026-86576 | 9.4 CRITICAL | Heap-based Buffer Overflow Vulnerability in JP1 Products |
| CVE-2026-86577 | 9.4 CRITICAL | Out-of-bounds Write Vulnerability in JP1 Products |
| CVE-2026-82122 | 9.4 CRITICAL | Stack-based Buffer Overflow Vulnerability in HiRDB |
| CVE-2026-76935 | 9.4 CRITICAL | Stack-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3 |
| CVE-2026-76932 | 9.4 CRITICAL | Stack-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3 |
| CVE-2026-76937 | 9.4 CRITICAL | Heap-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3 |
| CVE-2026-76936 | 9.4 CRITICAL | Stack-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3 |
| CVE-2026-82121 | 7.5 HIGH | Origin Validation Error Vulnerability in HiRDB |
IV. Related Vulnerabilities
Same product: JP1/Automatic Job Management System 3 - Manager
-
CVE-2026-76939
Heap-based Buffer Overflow Vulnerability in JP1/Automatic Jo -
CVE-2026-76936
Stack-based Buffer Overflow Vulnerability in JP1/Automatic J -
CVE-2026-76937
Heap-based Buffer Overflow Vulnerability in JP1/Automatic Jo -
CVE-2026-76938
Authentication Bypass Vulnerability in JP1/Automatic Job Man -
CVE-2026-76935
Stack-based Buffer Overflow Vulnerability in JP1/Automatic J
Same vendor: Hitachi
-
CVE-2026-82117
Authentication Bypass by Spoofing Vulnerability in HiRDB -
CVE-2026-82116
Missing Authentication for Critical Function Vulnerability i -
CVE-2026-82118
Stack-based Buffer Overflow Vulnerability in HiRDB -
CVE-2026-82120
Heap-based Buffer Overflow Vulnerability in HiRDB -
CVE-2026-82119
OS Command Injection Vulnerability in HiRDB
Same weakness: CWE-122
-
CVE-2026-82120
Heap-based Buffer Overflow Vulnerability in HiRDB -
CVE-2026-76939
Heap-based Buffer Overflow Vulnerability in JP1/Automatic Jo -
CVE-2026-76937
Heap-based Buffer Overflow Vulnerability in JP1/Automatic Jo -
CVE-2026-86576
Heap-based Buffer Overflow Vulnerability in JP1 Products -
CVE-2026-86574
Heap-based Buffer Overflow Vulnerability in JP1/Base