CVE-2025-55315 enables HTTP request smuggling in ASP.NET Core’s Kestrel web server Attackers can bypass controls, access credentials, alter files, or crash the server Microsoft released updates for ...

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 ...

Microsoft recently released a security advisory and patched a critical vulnerability in ASP.NET Core that allows an attacker to bypass a security feature over a network due to an inconsistent ...

Today is Microsoft's October 2025 Patch Tuesday, which includes security updates for 172 flaws, including six zero-day vulnerabilities. This Patch Tuesday also addresses eight "Critical" ...