Critical HTTP Smuggling Flaw Patched in Microsoft ASP.NET Core Kestrel Vulnerability Critical HTTP Smuggling Flaw Patched in Microsoft ASP.NET Core Kestrel ddos October 21, 2025 Microsoft has patched a critical vulnerability in the Kestrel web server for ASP.NET Core, tracked as CVE-2025-55315.... Read More Read more about Critical HTTP Smuggling Flaw Patched in Microsoft ASP.NET Core Kestrel