CVE-2023-21722: Microsoft .NET Framework

Medium severity, CVSS 5.0. EPSS: 0.9% chance of exploitation in the next 30 days.

.NET Framework Denial of Service Vulnerability

Affected products

• Microsoft .NET Framework: version 3.5 only; version 4.7.2 only; version 4.8 only; version 4.8.1 only; version 3.5.1 only; version 3.0 only; …

Published 2023-02-14. Last modified 2026-08-19.