CVE-2021-21552: Microsoft Windows 10

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

Dell Wyse Windows Embedded System versions WIE10 LTSC 2019 and earlier contain an improper authorization vulnerability. A local authenticated malicious user with low privileges may potentially exploit this vulnerability to bypass the restricted environment and perform unauthorized actions on the affected system.

Affected products

• Microsoft Windows 10: up to and including 2019

Published 2021-05-21. Last modified 2026-06-17.