CVE-2021-1721

.NET Core and Visual Studio Denial of Service Vulnerability

Score

CVSS 3.1 6.5 Medium

Status

Modified - secure@microsoft.com

Published

2021-02-25

Last modified

2026-05-28

Affected products

• .net (Microsoft)
• .net Core (Microsoft)
• Powershell Core (Microsoft)
• Visual Studio 2017 (Microsoft)
• Visual Studio 2019 (Microsoft)

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721