CVE-2019-0564: Microsoft ASP.NET Core

High severity, CVSS 7.5. EPSS: 8.4% chance of exploitation in the next 30 days.

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka "ASP.NET Core Denial of Service Vulnerability." This affects ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0548.

Affected products

• Microsoft ASP.NET Core: version 2.1 only

Published 2019-01-08. Last modified 2026-06-17.