CVE-2022-36326: Westerndigital My Cloud Home Duo Firmware

Medium severity, CVSS 4.9. EPSS: 0.6% chance of exploitation in the next 30 days.

An uncontrolled resource consumption vulnerability issue that could arise by sending crafted requests to a service to consume a large amount of memory, eventually resulting in the service being stopped and restarted was discovered in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi and Western Digital My Cloud OS 5 devices. This issue requires the attacker to already have root privileges in order to exploit this vulnerability.This issue affects My Cloud Home and My Cloud Home Duo: before 9.4.0-191; ibi: before 9.4.0-191; My Cloud OS 5: before 5.26.202.

Affected products

• Westerndigital My Cloud Home Duo Firmware: before 9.4.0-191 (fixed in 9.4.0-191)
• Westerndigital My Cloud Home Firmware: before 9.4.0-191 (fixed in 9.4.0-191)
• Westerndigital My Cloud OS 5: before 5.26.202 (fixed in 5.26.202)
• Westerndigital Sandisk Ibi Firmware: before 9.4.0-191 (fixed in 9.4.0-191)

Published 2023-05-18. Last modified 2026-06-17.