Which versions of Western Digital My Cloud are affected by CVE-2025-30247?

Organizations using user interface in Western Digital My Cloud firmware face critical risk from CVE-2025-30247, a OS command injection vulnerability rated CVSS 9.3.

How to fix or mitigate CVE-2025-30247?

Within 7 days: Identify all affected systems running user interface in Western Digital My Cloud firmware and apply vendor patches promptly. Validate that input sanitization is in place for all user-controlled parameters.

Western Digital My Cloud CVE-2025-30247

Q: What is the CVSS score of CVE-2025-30247?

CVE-2025-30247 has a CVSS 4.0 base score of 9.3 (Critical). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 1.7%.

CRITICAL

OS Command Injection (CWE-78)

2025-09-29 psirt@wdc.com

Command Injection

9.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

9.3 CRITICAL

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:14 vuln.today

CVE Published

Sep 29, 2025 - 21:15 nvd

CRITICAL 9.3

DescriptionCVE.org

AnalysisAI

An OS command injection vulnerability in user interface in Western Digital My Cloud firmware prior to 5.31.108 on NAS platforms allows remote attackers to execute arbitrary system commands via a. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. An OS command injection vulnerability in user interface in Western Digital My Cloud firmware prior to 5.31.108 on NAS platforms allows remote attackers to execute arbitrary system commands via a specially crafted HTTP POST. Version information: prior to 5.31.108.

Affected ProductsAI

Western Digital My Cloud firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.