Earlier this week, Microsoft patched a vulnerability that was flagged with the "highest ever" severity rating received by an ASP.NET Core security flaw. This HTTP request smuggling bug (CVE-2025-55315 ...

The Kestrel web server flaw allows request smuggling attacks, but the actual risk depends on the application code and deployment. Microsoft has patched a critical vulnerability in ASP.NET Core that ...

The Agent2Agent communication protocol simplifies the development of self-orchestrating agentic workflows. Start building them with the new A2A .NET SDK. As we continue to move away from using AI ...

Valid, complete reports detailing remote code execution or elevation of privilege bugs in .NET qualify for the maximum rewards. Microsoft on Thursday announced that security researchers can now earn ...

Microsoft has expanded its .NET bug bounty program and increased rewards to $40,000 for some .NET and ASP.NET Core vulnerabilities. Madeline Eckert, a senior program manager for Researcher Incentives ...

The "Get started" node in the ASP.NET Core table of contents (TOC) points to a simple tutorial based on Razor Pages. Instead, new ASP.NET Core users should get started with Minimal APIs & Blazor.

Microsoft has released .NET Aspire 9.1 alongside .NET 10 Preview 1, delivering the latest update to its opinionated, cloud-ready framework designed for building resilient, observable, and configurable ...

In December 2024, Microsoft Threat Intelligence observed limited activity by an unattributed threat actor using a publicly available, static ASP.NET machine key to inject malicious code and deliver ...

Microsoft’s new .NET 9, released, has many improvements over its predecessor .NET 8. It’s built with a focus on performance and cloud-native apps. .NET 9 will be supported for 18 months as ...

After teasing it earlier this year, Microsoft announced the general availability of .NET 9, the latest version of the company’s cross-platform framework for building modern applications and cloud ...