Microsoft has released security patches for a severe ASP.NET Core vulnerability (CVE-2025-55315) that could allow attackers to hijack user credentials and compromise server integrity. The vulnerability affects multiple versions of ASP.NET Core and requires prompt updates to mitigate potential exploitation. #CVE-2025-55315 #ASP.NETCore #Kestrel
Keypoints
- The vulnerability CVE-2025-55315 impacts the Kestrel ASP.NET Core web server, rated with the highest severity.
- Exploitation could lead to credential theft, server crashes, and security feature bypasses.
- Microsoft recommends updating .NET 8, 2.3, or self-contained applications and re-deploying.
- The flaw’s impact depends on the application’s implementation, with potential for privilege escalation and request forgery.
- Microsoft patched 172 vulnerabilities during this month’s Patch Tuesday, including six zero-day flaws.