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 ...
SecurityWeek

‘Highest Ever’ Severity Score Assigned by Microsoft to ASP.NET Core Vulnerability

Microsoft has patched CVE-2025-55315, a critical vulnerability in the ASP.NET Core open source web development framework.
CSO Online

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 ...
The Register on MSN

Microsoft kills 9.9-rated ASP.NET Core bug – 'our highest ever' score

Flaw in Kestrel web server allowed request smuggling, impact depends on hosting setup and application code Microsoft has ...