Ars Technica

Microsoft issues emergency update for macOS and Linux ASP.NET threat

Microsoft released an emergency patch for its ASP.NET Core to fix a high-severity vulnerability that allows unauthenticated attackers to gain SYSTEM privileges on devices that use the Web development ...
Bleeping Computer

Microsoft releases emergency patches for critical ASP.NET flaw

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 ...
CSOonline

Microsoft issues out-of-band patch for critical security flaw in update to ASP.NET Core

Patching is not enough: applications embedding the insecure library will need to be rebuilt, and affected tokens and cookies expired. Developers are advised to check their applications after Microsoft ...
Ars Technica

Microsoft issues emergency update for macOS and Linux ASP.NET threat

When authentication fails, things can go very, very wrong. I think this disclosure is mostly fine but I do feel that it didn't give quite enough air space to the things that reference it. Entity ...
InfoQ

ASP.NET Core in .NET 10: Major Updates across Blazor, APIs, and OpenAPI

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Dany Lepage discusses the architectural ...
Bleeping Computer

Microsoft fixes highest-severity ASP.NET Core flaw ever

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 ...
CSOonline

Critical ASP.NET core vulnerability earns Microsoft’s highest-ever severity score

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 ...
Searchenginejournal.com

2025 Core Web Vitals Challenge: WordPress Versus Everyone

The Core Web Vitals Technology Report shows the top-ranked content management systems by Core Web Vitals (CWV) for the month of June (July’s statistics aren’t out yet). The breakout star this year is ...
Visual Studio Magazine

ASP.NET Core and Blazor Dominate 'Relatively Small' .NET 10 Preview 6

ASP.NET Core and Blazor received the lion's share of updates in .NET 10 Preview 6, with improvements ranging from JavaScript bundler support and server state persistence to enhanced diagnostics and ...
Dark Reading

Microsoft: Thousands of Public ASP.NET Keys Allow Web Server RCE

Website developers are unwittingly putting their companies at risk by incorporating publicly disclosed ASP.NET machine keys from code documentation and repositories into their applications, Microsoft ...
Visual Studio Magazine

Building and Deploying a .NET 9 App Using Azure, Bicep and GitHub Actions

.NET 9 and its ASP.NET Core 9 web-dev framework are coming in November with the latest technology and tools for building modern web apps. And these days, that usually means leveraging the cloud and ...