The fourth preview brings new methods to existing classes in the .NET base class library and a new configuration file for ...

Peter has been experiencing culture shock as he adapts to working with JavaScript, starting with the discovery that JavaScript isn't an object-oriented language. I've always had a jaundiced view of ...

ASP.NET provides a wealth of options for dynamically integrating JavaScript into your client-side pages. And by adding T4 into the mix, you can generate, at runtime, exactly the client-side code that ...

TypeScript 7 Beta is here, bringing native execution speed and shared-memory parallelism to Visual Studio. Experience a 10x speed boost and snappier IntelliSense today.

Microsoft has released out-of-band (OOB) security updates to patch a critical ASP.NET Core privilege escalation vulnerability. The security flaw (tracked as CVE-2026-40372) was found in the ASP.NET ...

Microsoft has released out-of-band updates to address a security vulnerability in ASP.NET Core that could allow an attacker to escalate privileges. The vulnerability, tracked as CVE-2026-40372, ...

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 ...

CVE-2025-55315 is an HTTP request smuggling bug leading to information leaks, file content tampering, and server crashes. Microsoft’s October Patch Tuesday updates addressed a critical-severity ...

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 ...

Microsoft has patched an ASP.NET Core vulnerability with a CVSS score of 9.9, which security program manager Barry Dorrans said was "our highest ever." The flaw is in the Kestrel web server component ...

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 ...

ASP.NET is an open source web framework for building modern web apps and services with .NET. ASP.NET creates websites based on HTML5, CSS, and JavaScript that are simple, fast, and can scale to ...