Package · NuGet

Microsoft.AspNetCore.SignalR.Protocols.MessagePack

3 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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High 7.5

CVE-2026-45591

ASP.NET Core Denial of Service Vulnerability

Uncontrolled resource consumption in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Microsoft .NET 9.0 runtime .NET 10.0 runtime .NET 8.0 runtime Ubuntu Alpine Wolfi NuGet

Jun 9, 2026
High 7.5

CVE-2019-0982

Denial of service in ASP.NET Core

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka 'ASP.NET Core Denial of Service Vulnerability'.

Microsoft ASP.NET Core Microsoft.AspNetCore.SignalR.Protocols.MessagePack NuGet

May 16, 2019