HIGH 7.5 Microsoft

CVE-2021-26896

Windows DNS Server Denial of Service Vulnerability

Microsoft Security Update 2021-Mar: Windows DNS Server Denial of Service Vulnerability

Affected Products

References

Published: 2021-03-09 · Source: Microsoft · Feed updated: 2026-08-20
This high severity vulnerability with a CVSS score of 7.5 was published on 2021-03-09 via Microsoft. EPSS score: 6.7% (top 7% of all CVEs by exploitation probability). Affected: Windows Server 2019, Windows Server 2019 (Server Core installation), Windows Server, version 1909 (Server Core installation) and 5 more.
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