HIGH 7.5 Microsoft
CVE-2026-50304
Windows Active Directory Federation Services Denial of Service Vulnerability
Microsoft Security Update 2026-Jul: Windows Active Directory Federation Services Denial of Service Vulnerability
Affected Products
- Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems
- Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems
- Microsoft .NET Framework 4.8 on Windows Server 2016
- Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation)
- Microsoft .NET Framework 4.8 on Windows Server 2012
- Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation)
- Microsoft .NET Framework 4.8 on Windows Server 2012 R2
- Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation)
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50304
- https://nvd.nist.gov/vuln/detail/CVE-2026-50304
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-07-14 via Microsoft. Affected: Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems, Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems, Microsoft .NET Framework 4.8 on Windows Server 2016 and 5 more.
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