CVE-2021-26877

CriticalCVSS 9.8

Published: 11/03/2021(UTC)Updated: 19/08/2026(UTC)Translated: 19/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Very high risk

19.27%

97th percentile - higher than 97% of all known CVEs

Remote code execution vulnerability in Windows DNS Server. An attacker could exploit it to execute code on the DNS server.

Risk of DNS server compromise, potentially leading to network service disruption and further attacks.

Install security updates for Windows and DNS Server.

Original NVD description (English source)

Windows DNS Server Remote Code Execution Vulnerability