The Hacker News

Microsoft Patches Critical ASP.NET Core CVE-2026-40372 Privilege Escalation Bug

"A regression in the Microsoft.AspNetCore.DataProtection 10.0.0-10.0.6 NuGet packages cause the managed authenticated ...
CSO Online

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 ...

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 ...

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 ...
InfoQ

Advanced Architecture for ASP.NET Core Web API

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 ...