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Vulnerability record · CVE-2025-30247 · published 29 September 2025

CVE-2025-30247: OS command injection vulnerability

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.

9.3 CVSS 4.0 Critical EPSS 1.1% · top 36.0% CWE-78 · OS command injection Deferred
9.3CVSS 4.0 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

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.

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:

References

LinkTags
https://www.westerndigital.com/support/product-security/wdc-25006-western-digital-my-cloud-os-5-firmware-5-31-108

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Source: NIST National Vulnerability Database (record CVE-2025-30247), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.