CVE-2022-22994: Westerndigital My Cloud OS

Critical severity, CVSS 9.8. EPSS: 1.9% chance of exploitation in the next 30 days.

A remote code execution vulnerability was discovered on Western Digital My Cloud devices where an attacker could trick a NAS device into loading through an unsecured HTTP call. This was a result insufficient verification of calls to the device. The vulnerability was addressed by disabling checks for internet connectivity using HTTP.

Affected products

• Westerndigital My Cloud OS: before 5.19.117 (fixed in 5.19.117)

Published 2022-01-28. Last modified 2026-06-17.