MEDIUM 6.5 Microsoft
CVE-2026-50659
.NET Spoofing Vulnerability
Microsoft Security Update 2026-Jul: .NET Spoofing Vulnerability
Affected Products
- Microsoft Visual Studio 2022 version 17.12
- .NET 10.0 installed on Linux
- .NET 10.0 installed on Mac OS
- .NET 8.0 installed on Windows
- .NET 8.0 installed on Linux
- .NET 8.0 installed on Mac OS
- .NET 9.0 installed on Linux
- Microsoft Visual Studio 2022 version 17.14
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50659
- https://nvd.nist.gov/vuln/detail/CVE-2026-50659
This medium severity vulnerability with a CVSS score of 6.5 was published on 2026-07-14 via Microsoft. Affected: Microsoft Visual Studio 2022 version 17.12, .NET 10.0 installed on Linux, .NET 10.0 installed on Mac OS and 5 more.
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