[Japanese]

JVNDB-2026-032926

Vulnerability in Cosminexus

Overview

A command argument Injection vulnerability exists in the operation management agent of Cosminexus Component Container.
These vulnerabilities exist in Cosminexus Component Container which is a component product of other Hitachi products.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 9.8 (Critical) [Vendor Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
Affected Products


Hitachi, Ltd
  • uCosminexus Application Server Windows(x64) 11-00 - 11-00-01
  • uCosminexus Application Server Windows(x86) 09-00 - 09-00-03
  • uCosminexus Application Server Windows(x64) 09-00 - 09-00-02
  • uCosminexus Application Server(64) Windows(x64) 11-00 - 11-00-01
  • uCosminexus Application Server(64) Windows(x86) 09-00 - 09-00-03
  • uCosminexus Application Server(64) Windows(x64) 09-00 - 09-00-02
  • uCosminexus Application Server-R Windows(x64) 11-00 - 11-00-01
  • uCosminexus Application Server-R Windows(x86) 09-00 - 09-00-03
  • uCosminexus Application Server-R Windows(x64) 09-00 - 09-00-02
  • uCosminexus Developer Windows(x64) 11-00 - 11-00-01
  • uCosminexus Developer Windows(x86) 09-00 - 09-00-03
  • uCosminexus Developer Windows(x64) 09-00 - 09-00-02
  • uCosminexus Primary Server Base Windows(x64) 11-00 - 11-00-01
  • uCosminexus Primary Server Base Windows(x86) 09-00 - 09-00-03
  • uCosminexus Primary Server Base Windows(x64) 09-00 - 09-00-02
  • uCosminexus Primary Server Base(64) Windows(x64) 11-00 - 11-00-01
  • uCosminexus Primary Server Base(64) Windows(x86) 09-00 - 09-00-03
  • uCosminexus Primary Server Base(64) Windows(x64) 09-00 - 09-00-02
  • uCosminexus Service Architect Windows(x64) 11-00 - 11-00-01
  • uCosminexus Service Architect Windows(x86) 09-00 - 09-00-03
  • uCosminexus Service Architect Windows(x64) 09-00 - 09-00-02
  • uCosminexus Service Platform Windows(x64) 11-00 - 11-00-01
  • uCosminexus Service Platform Windows(x86) 09-00 - 09-00-03
  • uCosminexus Service Platform Windows(x64) 09-00 - 09-00-02
  • uCosminexus Service Platform(64) Windows(x64) 11-00 - 11-00-01
  • uCosminexus Service Platform(64) Windows(x86) 09-00 - 09-00-03
  • uCosminexus Service Platform(64) Windows(x64) 09-00 - 09-00-02

Please refer to Vendor Information for more details.
Impact

Regarding the impact of the vulnerability, please refer to the vendor advisory.
Solution

Please refer to the 'Vendor Information' section for the official countermeasure and take appropriate action.
Vendor Information

Hitachi, Ltd
CWE (What is CWE?)

CVE (What is CVE?)

  1. CVE-2026-71377
References

Revision History

  • [2026/09/14]
      Web page was published

Date Public2026/09/08
Date First Published2026/09/14
Date Last Updated2026/09/14