Skip to content
statance
MenuClose
Log inStart for free ↗
critical · CVSS 9.4

CVE-2026-86576

Heap-based Buffer Overflow Vulnerability in JP1 Products

Published 27 Oct 2026 · Source updated 4 Nov 2026 · Retrieved 2026-11-05 17:38 UTC

Monitor this CVE ↗Full CVE monitoring on Pro and Business

What happened?

Heap-based Buffer Overflow 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.

Description supplied by CVE Program. Formatting is simplified; follow the original advisory for full details.

Affected software and versions

Source-provided software and version information
SoftwareVersion informationFixed version
JP1/Integrated Management 3 - ManagerHitachiaffected: 13-00 to < 13-50-31 (version-specific exceptions; see source)See vendor advisory
JP1/Automatic Job Management System 3 - ManagerHitachiaffected: 13-00 to < 13-50-31 (version-specific exceptions; see source)See vendor advisory
JP1/Automatic Job Management System 3 - AgentHitachiaffected: 13-00 to < 13-50-31 (version-specific exceptions; see source)See vendor advisory
JP1/Automatic Job Management System 3 - Agent Minimal EditionHitachiaffected: 13-00 to < 13-50-31 (version-specific exceptions; see source)See vendor advisory
JP1/BaseHitachiaffected: 11-00 to < 12-50-54 (version-specific exceptions; see source)See vendor advisory

Version information comes from the source record and can include unaffected products and exceptions. Distribution packages may contain backported fixes: an older upstream version alone does not prove a server is affected.

Is it being exploited?

This CVE was not listed in the CISA catalogue at our last retrieval. This does not establish that exploitation is absent.

CISA data retrieved 2026-11-06 16:38 UTC. Check CISA ↗

How to respond

  1. Confirm the product, installed package version, and any configuration requirements in the vendor advisory.
  2. Follow the vendor’s remediation or workaround guidance in the references below. Structured fixed-version data is unavailable here; the publisher’s description may include a fix or workaround.
  3. Restart affected services if required, then verify the running version. Known exploitation may warrant investigation as well as patching.

Sources and remediation references

This public advisory does not determine whether a particular server is affected. Records are refreshed as sources change; verify urgent decisions against the original advisory.

← Browse the public CVE feed