CVE-2024-35264: Microsoft Security Advisory CVE-2024-35264 | .NET Remote Code Execution Vulnerability

July 9, 2024 (updated May 6, 2025)

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A Vulnerability exists in ASP.NET Core 8 where Data Corruption in Kestrel HTTP/3 can result in remote code execution.

Note: HTTP/3 is experimental in .NET 6.0. If you are on .NET 6.0 and using HTTP/3, please upgrade to .NET 8.0.7

References

github.com/advisories/GHSA-chfc-9w6m-75rf
github.com/dotnet/aspnetcore
github.com/dotnet/aspnetcore/security/advisories/GHSA-chfc-9w6m-75rf
msrc.microsoft.com/update-guide/vulnerability/CVE-2024-35264
nvd.nist.gov/vuln/detail/CVE-2024-35264
www.herodevs.com/vulnerability-directory/cve-2024-35264

Code Behaviors & Features

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