CVE-2021-36224

CRITICAL

Western Digital My Cloud <OS5 - Info Disclosure

Title source: llm

Western Digital My Cloud devices before OS5 have a nobody account with a blank password.

Core 3

Core References

Exploit, Patch, Third Party Advisory

Exploit, Third Party Advisory

Exploit, Patch, Third Party Advisory

CVSS v3 9.8

EPSS 0.0044

EPSS Percentile 63.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-798

Status published

Products (1)

westerndigital/my_cloud_os < 5.02.104

Published Feb 06, 2023

Tracked Since Feb 18, 2026