๐Ÿ” CVE Alert

CVE-2026-86577

CRITICAL 9.4

Out-of-bounds Write Vulnerability in JP1 Products

CVSS Score
9.4
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-787
Vendor hitachi
Product jp1/integrated management 3 - manager
Published Oct 27, 2026
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CVSS v3 Breakdown

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

Affected Versions

Hitachi / JP1/Integrated Management 3 - Manager
13-00 < 13-50-31
Hitachi / JP1/Automatic Job Management System 3 - Manager
13-00 < 13-50-31
Hitachi / JP1/Automatic Job Management System 3 - Agent
13-00 < 13-50-31
Hitachi / JP1/Automatic Job Management System 3 - Agent Minimal Edition
13-00 < 13-50-31
Hitachi / JP1/Base
11-00 < 12-50-54

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
hitachi.com: https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-155/index.html