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 ...
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.

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 ...