HIGH 7.0 Microsoft
CVE-2026-62897
.NET Framework Remote Code Execution Vulnerability
Microsoft Security Update 2026-Aug: .NET Framework Remote Code Execution Vulnerability
Affected Products
- Microsoft .NET Framework 4.8.1 on Windows 11 Version 26H1 for ARM64-based Systems
- .NET 10.0 installed on Mac OS
- Microsoft .NET Framework 3.5 on Windows 11 Version 26H1 for ARM64-based Systems
- Microsoft .NET Framework 4.8.1 on Windows 11 version 26H1 for x64-based Systems
- .NET 9.0 installed on Mac OS
- .NET 10.0 installed on Windows
- .NET 10.0 installed on Linux
- Microsoft .NET Framework 3.5 on Windows 11 version 26H1 for x64-based Systems
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62897
- https://nvd.nist.gov/vuln/detail/CVE-2026-62897
This high severity vulnerability with a CVSS score of 7.0 was published on 2026-08-11 via Microsoft. Affected: Microsoft .NET Framework 4.8.1 on Windows 11 Version 26H1 for ARM64-based Systems, .NET 10.0 installed on Mac OS, Microsoft .NET Framework 3.5 on Windows 11 Version 26H1 for ARM64-based Systems and 5 more.
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