Critical ASP.NET Vulnerability Allows Attacker To Bypass Security Feature Remotely

Microsoft has disclosed a serious security flaw in ASP.NET Core that enables authenticated attackers to smuggle HTTP requests and evade critical protections. Tracked as CVE-2025-55315, the vulnerability stems from inconsistent handling of HTTP requests, a classic issue known as HTTP request/response smuggling. Released on October 14, 2025, this flaw affects developers relying on the popular […]

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