HIGH 7.5 Microsoft

CVE-2026-47302

.NET Denial of Service Vulnerability

Microsoft Security Update 2026-Jul: .NET Denial of Service Vulnerability

Affected Products

.NET 10.0 installed on Windows
.NET 8.0 installed on Windows
.NET 8.0 installed on Mac OS
.NET 8.0 installed on Linux
Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation)
Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems
Microsoft .NET Framework 4.8 on Windows Server 2012 R2
Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based Systems

References

Published: 2026-07-14 · Source: Microsoft · Feed updated: 2026-08-04

This high severity vulnerability with a CVSS score of 7.5 was published on 2026-07-14 via Microsoft. Affected: .NET 10.0 installed on Windows, .NET 8.0 installed on Windows, .NET 8.0 installed on Mac OS and 5 more.

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