Cyber Resilience

CVE-2025-9661

HighRCE

Published: 07 May 2026

Published
07 May 2026
Modified
08 May 2026
KEV Added
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Patch
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CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0090 55.2th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2025-9661 is a high-severity OS Command Injection (CWE-78) vulnerability in Hitachi Virtual Storage One Block. Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 44.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

OS command injection vulneravility in the management gui (maintenance utility) of Hitachi Virtual Storage Platform One Block 23, 24, 26 and 28. This issue affects Hitachi Virtual Storage Platform One Block 23/24/26/28: before DKCMAIN A3-04-21-40/00, ESM A3-04-21/00.

CWE(s)
CWE-78

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1059 Command and Scripting Interpreter Execution
Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries.
attack.mitre.org →
Why these techniques?

OS command injection (CWE-78) in management GUI directly enables remote code execution (T1059) via exploitation of the exposed application interface (T1190).

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2025-1978Same product: Hitachi Virtual Storage One Block
CVE-2025-11159Same vendor: Hitachi
CVE-2025-11158Same vendor: Hitachi
CVE-2018-25115Shared CWE-78
CVE-2025-41276Shared CWE-78
CVE-2026-28463Shared CWE-78
CVE-2024-55590Shared CWE-78
CVE-2026-23678Shared CWE-78
CVE-2025-56089Shared CWE-78
CVE-2025-56087Shared CWE-78

Affected Assets

hitachi
virtual storage one block
23, 24, 26, 28

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References