CVE-2021-26416

HIGH

Windows 10 and Windows Server 2016/2019 - Denial of Service

Title source: llm

Windows Hyper-V Denial of Service Vulnerability

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

CVSS v3 7.7

EPSS 0.0393

EPSS Percentile 89.3%

Attack Vector NETWORK

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

Status published

Products (10)

microsoft/windows_10 20h2

microsoft/windows_10 1607

microsoft/windows_10 1809

microsoft/windows_10 1909

microsoft/windows_10 2004

microsoft/windows_server_2016

microsoft/windows_server_2016 20h2

microsoft/windows_server_2016 1909

microsoft/windows_server_2016 2004

microsoft/windows_server_2019

Published Apr 13, 2021

Tracked Since Feb 18, 2026