Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. David Kindness is a Certified Public ...

Since its inception as an intriguing experiment in leveraging WebAssembly to enable dynamic web development with C#, Blazor has evolved into a mature, fully featured framework. Integral to the ASP.NET ...

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 ...

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, ...

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 ...

Microsoft has set an end-of-support date of April 7, 2027, for ASP.NET Core 2.3, the only supported version on .NET Framework, even though .NET Framework (and the original ASP.NET) will continue to be ...

Cybersecurity researchers have discovered four malicious NuGet packages that are designed to target ASP.NET web application developers to steal sensitive data. The campaign, discovered by Socket, ...

The critical-severity flaw allows attackers to smuggle HTTP requests and access sensitive data, modify server files, or cause DoS conditions. Taiwan-based QNAP Systems says its NetBak PC Agent is ...

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 ...