CVE-2020-25765: Westerndigital My Cloud Firmware

Critical severity, CVSS 9.8. EPSS: 6.1% chance of exploitation in the next 30 days.

Addressed remote code execution vulnerability in reg_device.php due to insufficient validation of user input.in Western Digital My Cloud Devices prior to 5.4.1140.

Affected products

• Westerndigital My Cloud Firmware: before 5.04.114 (fixed in 5.04.114)

Published 2020-10-27. Last modified 2026-06-17.