CVE-2026-56170

A flaw was found in ASP.NET Core. This vulnerability allows an unauthorized remote attacker to cause a Denial of Service DoS by allocating resources without proper limits or throttling. This can lead to the affected system becoming unresponsive or unavailable to legitimate users...

Linux Distros Unpatched Vulnerability : CVE-2026-47300

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network. CVE-2026-47300 Note tha...

CVE-2026-47300

Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network...

CVE-2026-47303

Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges over a network...

CVE-2026-47300

Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network...

CVE-2026-47300

Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network...

CVE-2026-45646

The provided records describe CVE-2026-45646 as a Denial of Service vulnerability in ASP.NET Core caused by allocation of resources without limits or throttling, enabling an unauthenticated attacker to disrupt services over the network. Concrete details in the connected documents include the affe...

CVE-2026-50506

CVE-2026-50506 concerns a Denial of Service vulnerability in ASP.NET Core caused by allocation of resources without limits or throttling, enabling an unauthenticated attacker to exhaust resources over the network. The NVD entry and CVE records describe this as affecting ASP.NET Core (and related ...

RHEL 9 : .NET 8.0 (RHSA-2026:28227)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:28227 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR...

CVE-2026-48509

CVE-2026-48509 affects MessagePack for C# (ASP.NET Core MVC context). The issue is that, prior to versions 2.5.301 and 3.1.7, the parameterless MessagePackInputFormatter() uses default serializer options that resolve to Standard with MessagePackSecurity.TrustedData, which can cross HTTP trust bou...

Amazon Linux 2023 : aspnetcore-runtime-9.0, aspnetcore-runtime-dbg-9.0, aspnetcore-targeting-pack-9.0 (ALAS2023-2026-1868)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1868 advisory. Improper authorization in .NET allows an authorized attacker to elevate privileges locally. CVE-2026-45490 Improper link resolution before file access 'link following' in .NET allows an...

MiracleLinux 8 : dotnet10.0-10.0.109-1.el8_10 (AXSA:2026-791:11)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-791:11 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation

A flaw was found in ASP.NET Core. This vulnerability allows an unauthorized remote attacker to cause a Denial of Service DoS by allocating resources without proper limits or throttling. This can lead to the affected system becoming unresponsive or unavailable to legitimate users...

Microsoft Security Advisory CVE-2026-45591 – ASP.NET Core Denial of Service Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core SignalR and Blazor Server. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A denial of service...

AlmaLinux 9 : .NET 9.0 (ALSA-2026:25221)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:25221 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

RockyLinux 9 : .NET 8.0 (RLSA-2026:25220)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25220 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

RockyLinux 8 : .NET 10.0 (RLSA-2026:25114)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25114 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

Important: Red Hat Security Advisory: .NET 10.0 security update

An update for .NET 10.0 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Linux Distros Unpatched Vulnerability : CVE-2026-45591

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Uncontrolled resource consumption in ASP.NET Core allows an unauthorized attacker to deny service over a network. CVE-2026-45591 Note that Nessus relies on the...

Important: .NET 10.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.109 and .NET Runtime...