Name: CVE-2026-32178: Improper Neutralization of Special Elements
Creator: Rapid7
Published: 2026-04-14T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-32178, CWE-138, CVSS 7.5, EPSS 0.02094

Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network.

CVSS Details

CVSS 3.1 Base Score: 7.5
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alma_linux	—	Upgrade dotnet-hostfxr-10.0Upgrade dotnet-sdk-aot-9.0Upgrade dotnet-runtime-dbg-9.0Upgrade dotnet-sdk-8.0-source-built-artifactsUpgrade dotnet-sdk-dbg-8.0Upgrade dotnet-apphost-pack-10.0Upgrade aspnetcore-runtime-dbg-8.0Upgrade dotnet-templates-10.0Upgrade dotnet-runtime-8.0Upgrade dotnet-sdk-aot-10.0Upgrade dotnet-apphost-pack-9.0Upgrade dotnet-apphost-pack-8.0Upgrade aspnetcore-targeting-pack-9.0Upgrade dotnet-runtime-10.0Upgrade dotnet-templates-9.0Upgrade dotnet-targeting-pack-10.0Upgrade dotnet-templates-8.0Upgrade dotnet-sdk-9.0-source-built-artifactsUpgrade dotnet-sdk-10.0-source-built-artifactsUpgrade aspnetcore-runtime-dbg-10.0Upgrade dotnetUpgrade aspnetcore-targeting-pack-10.0Upgrade dotnet-hostfxr-8.0Upgrade dotnet-targeting-pack-8.0Upgrade dotnet-runtime-dbg-10.0Upgrade aspnetcore-targeting-pack-8.0Upgrade dotnet-targeting-pack-9.0Upgrade dotnet-sdk-8.0Upgrade aspnetcore-runtime-9.0Upgrade dotnet-sdk-9.0Upgrade aspnetcore-runtime-dbg-9.0Upgrade dotnet-hostUpgrade dotnet-runtime-dbg-8.0Upgrade dotnet-runtime-9.0Upgrade dotnet-sdk-dbg-9.0Upgrade aspnetcore-runtime-8.0Upgrade aspnetcore-runtime-10.0Upgrade netstandard-targeting-pack-2.1Upgrade dotnet-sdk-10.0Upgrade dotnet-hostfxr-9.0Upgrade dotnet-sdk-dbg-10.0	Apr 20, 2026	Apr 16, 2026
Alpine Linux	—	Upgrade dotnet8-runtimeUpgrade dotnet10-runtimeUpgrade dotnet9-runtime	Apr 16, 2026	Apr 14, 2026
Amazon_linux_2023	—	Upgrade dotnet10.0-debuginfoUpgrade aspnetcore-targeting-pack-10.0Upgrade dotnet-runtime-dbg-10.0Upgrade dotnet-targeting-pack-8.0Upgrade dotnet-apphost-pack-10.0-debuginfoUpgrade dotnet-sdk-aot-10.0Upgrade dotnet-apphost-pack-8.0Upgrade dotnet-hostfxr-10.0-debuginfoUpgrade dotnet-runtime-8.0-debuginfoUpgrade dotnet-sdk-8.0-debuginfoUpgrade dotnet-hostfxr-8.0-debuginfoUpgrade aspnetcore-runtime-10.0Upgrade dotnet-runtime-10.0-debuginfoUpgrade dotnetUpgrade aspnetcore-runtime-dbg-9.0Upgrade dotnet-sdk-9.0-debuginfoUpgrade dotnet-runtime-dbg-8.0Upgrade dotnet-templates-8.0Upgrade dotnet-targeting-pack-10.0Upgrade dotnet-targeting-pack-9.0Upgrade dotnet8.0-debuginfoUpgrade aspnetcore-runtime-8.0Upgrade dotnet-sdk-9.0Upgrade dotnet-runtime-9.0-debuginfoUpgrade dotnet-sdk-dbg-8.0Upgrade dotnet-sdk-dbg-9.0Upgrade dotnet-hostUpgrade dotnet-hostfxr-10.0Upgrade dotnet-sdk-10.0Upgrade aspnetcore-targeting-pack-8.0Upgrade dotnet-apphost-pack-8.0-debuginfoUpgrade dotnet-sdk-aot-10.0-debuginfoUpgrade dotnet-host-debuginfoUpgrade dotnet-sdk-aot-9.0Upgrade dotnet-templates-10.0Upgrade aspnetcore-runtime-9.0Upgrade dotnet-sdk-10.0-source-built-artifactsUpgrade dotnet-apphost-pack-9.0-debuginfoUpgrade dotnet-runtime-dbg-9.0Upgrade dotnet-runtime-8.0Upgrade dotnet-sdk-9.0-source-built-artifactsUpgrade aspnetcore-runtime-dbg-10.0Upgrade dotnet-templates-9.0Upgrade dotnet-hostfxr-9.0-debuginfoUpgrade dotnet-hostfxr-8.0Upgrade dotnet-apphost-pack-9.0Upgrade aspnetcore-targeting-pack-9.0Upgrade dotnet10.0-debugsourceUpgrade dotnet-sdk-10.0-debuginfoUpgrade dotnet-sdk-dbg-10.0Upgrade dotnet-sdk-aot-9.0-debuginfoUpgrade netstandard-targeting-pack-2.1Upgrade dotnet-runtime-9.0Upgrade dotnet8.0-debugsourceUpgrade dotnet-apphost-pack-10.0Upgrade dotnet-hostfxr-9.0Upgrade dotnet9.0-debugsourceUpgrade dotnet-sdk-8.0-source-built-artifactsUpgrade dotnet-runtime-10.0Upgrade aspnetcore-runtime-dbg-8.0Upgrade dotnet-sdk-8.0	May 4, 2026	Apr 14, 2026
Microsoft Dot_net	—	Upgrade .NET Runtime 10.0 to laterUpgrade .NET Runtime 9.0 to laterUpgrade .NET Runtime 8.0 to later	Jul 28, 2026	Apr 14, 2026
Microsoft Dot_net_framework	—	Apply update KB5082424 for Microsoft .NET Framework 3.5\4.8.1Apply update KB5082411 for Microsoft .NET Framework 4.8Apply update KB5082426 for Microsoft .NET Framework 3.5\4.8Apply update KB5082406 for Microsoft .NET Framework 3.5Apply update KB5082403 for Microsoft .NET Framework 4.8Apply update KB5082420 for Microsoft .NET Framework 3.5\4.8.1Apply update KB5082400 for Microsoft .NET Framework 4.6.2\4.7\4.7.1\4.7.2Apply update KB5082418 for Microsoft .NET Framework 3.5\4.8.1Apply update KB5082421 for Microsoft .NET Framework 4.8.1Apply update KB5082419 for Microsoft .NET Framework 3.5\4.8.1Apply update KB5082398 for Microsoft .NET Framework 3.5Apply update KB5082417 for Microsoft .NET Framework 3.5\4.8.1Apply update KB5082414 for Microsoft .NET Framework 3.5\4.8Apply update KB5082425 for Microsoft .NET Framework 3.5\4.8.1Apply update KB5082427 for Microsoft .NET Framework 3.5\4.8Apply update KB5082402 for Microsoft .NET Framework 4.6.2\4.7\4.7.1\4.7.2Apply update KB5082404 for Microsoft .NET Framework 4.8Apply update KB5082413 for Microsoft .NET Framework 3.5\4.7.2	May 18, 2026	Apr 14, 2026
Microsoft Visual_studio	—	Update Microsoft Visual Studio 2022 to the latest version in the LTSC 17.12 version stream, or upgrade to a newer supported version of Visual Studio 2022.Update Microsoft Visual Studio 2022 to the latest version in the current channel channel.	Apr 14, 2026	Apr 14, 2026
Oracle_linux	—	Upgrade dotnetUpgrade aspnetcore-runtime-dbg-9.0Upgrade dotnet-sdk-10.0Upgrade aspnetcore-runtime-dbg-8.0Upgrade dotnet-apphost-pack-10.0Upgrade dotnet-sdk-9.0-source-built-artifactsUpgrade dotnet-hostfxr-8.0Upgrade dotnet-runtime-10.0Upgrade dotnet-runtime-dbg-8.0Upgrade dotnet-targeting-pack-10.0Upgrade aspnetcore-runtime-dbg-10.0Upgrade dotnet-sdk-9.0Upgrade dotnet-sdk-8.0Upgrade dotnet-sdk-aot-10.0Upgrade dotnet-sdk-10.0-source-built-artifactsUpgrade dotnet-sdk-8.0-source-built-artifactsUpgrade dotnet-templates-10.0Upgrade dotnet-targeting-pack-9.0Upgrade dotnet-apphost-pack-8.0Upgrade aspnetcore-runtime-8.0Upgrade dotnet-hostfxr-9.0Upgrade dotnet-apphost-pack-9.0Upgrade dotnet-sdk-dbg-10.0Upgrade dotnet-runtime-dbg-10.0Upgrade aspnetcore-targeting-pack-10.0Upgrade aspnetcore-runtime-9.0Upgrade dotnet-templates-9.0Upgrade dotnet-sdk-aot-9.0Upgrade dotnet-sdk-dbg-9.0Upgrade dotnet-hostfxr-10.0Upgrade aspnetcore-targeting-pack-8.0Upgrade dotnet-targeting-pack-8.0Upgrade aspnetcore-targeting-pack-9.0Upgrade netstandard-targeting-pack-2.1Upgrade dotnet-runtime-dbg-9.0Upgrade dotnet-hostUpgrade dotnet-runtime-8.0Upgrade dotnet-sdk-dbg-8.0Upgrade dotnet-runtime-9.0Upgrade aspnetcore-runtime-10.0Upgrade dotnet-templates-8.0	Apr 22, 2026	Apr 14, 2026
Redhat_linux	—	Upgrade dotnet-apphost-pack-8.0Upgrade dotnet-runtime-9.0Upgrade dotnet-sdk-8.0-debuginfoUpgrade dotnet-sdk-8.0-source-built-artifactsUpgrade dotnet-apphost-pack-10.0-debuginfoUpgrade dotnet-targeting-pack-10.0Upgrade dotnet-sdk-dbg-10.0Upgrade dotnet-runtime-dbg-8.0Upgrade dotnet-sdk-10.0Upgrade dotnet-runtime-10.0Upgrade dotnet-templates-8.0Upgrade dotnet10.0-debuginfoUpgrade dotnet-hostfxr-8.0-debuginfoUpgrade dotnet-sdk-8.0Upgrade aspnetcore-runtime-8.0Upgrade aspnetcore-targeting-pack-9.0Upgrade dotnet9.0-debuginfoUpgrade dotnet-hostfxr-10.0-debuginfoUpgrade dotnet-sdk-10.0-debuginfoUpgrade dotnet10.0-debugsourceUpgrade dotnet-hostfxr-9.0-debuginfoUpgrade dotnet-sdk-aot-10.0-debuginfoUpgrade aspnetcore-runtime-dbg-9.0Upgrade dotnet-apphost-pack-9.0-debuginfoUpgrade dotnet-sdk-aot-10.0Upgrade dotnet-templates-10.0Upgrade dotnet-apphost-pack-10.0Upgrade dotnet-sdk-9.0-source-built-artifactsUpgrade aspnetcore-runtime-dbg-10.0Upgrade dotnet-runtime-10.0-debuginfoUpgrade aspnetcore-targeting-pack-8.0Upgrade dotnet8.0-debugsourceUpgrade dotnet-sdk-9.0Upgrade dotnet-sdk-aot-9.0-debuginfoUpgrade dotnet-host-debuginfoUpgrade dotnet-hostUpgrade dotnet-apphost-pack-9.0Upgrade netstandard-targeting-pack-2.1Upgrade aspnetcore-runtime-9.0Upgrade dotnet-runtime-dbg-9.0Upgrade aspnetcore-runtime-dbg-8.0Upgrade dotnet-hostfxr-8.0Upgrade dotnet-runtime-9.0-debuginfoUpgrade dotnet-sdk-dbg-9.0Upgrade aspnetcore-runtime-10.0Upgrade dotnet9.0-debugsourceUpgrade dotnet8.0-debuginfoUpgrade dotnet-targeting-pack-9.0Upgrade dotnet-sdk-10.0-source-built-artifactsUpgrade dotnet-sdk-aot-9.0Upgrade aspnetcore-targeting-pack-10.0Upgrade dotnet-runtime-dbg-10.0Upgrade dotnet-runtime-8.0Upgrade dotnet-sdk-dbg-8.0Upgrade dotnet-hostfxr-10.0Upgrade dotnet-sdk-9.0-debuginfoUpgrade dotnet-runtime-8.0-debuginfoUpgrade dotnet-hostfxr-9.0Upgrade dotnet-targeting-pack-8.0Upgrade dotnetUpgrade dotnet-templates-9.0Upgrade dotnet-apphost-pack-8.0-debuginfo	Apr 17, 2026	Apr 14, 2026
Rocky_linux	—	Upgrade dotnet-targeting-pack-10.0Upgrade aspnetcore-targeting-pack-8.0Upgrade dotnet-apphost-pack-10.0-debuginfoUpgrade dotnet-apphost-pack-8.0-debuginfoUpgrade dotnet-apphost-pack-9.0Upgrade dotnet-apphost-pack-9.0-debuginfoUpgrade dotnet-apphost-pack-8.0Upgrade dotnet-sdk-aot-10.0Upgrade dotnet-templates-8.0Upgrade aspnetcore-targeting-pack-10.0Upgrade dotnet-templates-10.0Upgrade dotnet-apphost-pack-10.0Upgrade dotnet-sdk-9.0-debuginfoUpgrade dotnetUpgrade dotnet-sdk-aot-10.0-debuginfoUpgrade dotnet-runtime-dbg-8.0Upgrade dotnet-runtime-9.0-debuginfoUpgrade aspnetcore-runtime-10.0Upgrade dotnet-hostfxr-9.0-debuginfoUpgrade dotnet-sdk-8.0-debuginfoUpgrade dotnet-runtime-10.0Upgrade dotnet-sdk-8.0Upgrade dotnet8.0-debuginfoUpgrade aspnetcore-runtime-8.0Upgrade dotnet-runtime-8.0-debuginfoUpgrade dotnet-sdk-dbg-9.0Upgrade dotnet-runtime-10.0-debuginfoUpgrade dotnet-targeting-pack-9.0Upgrade dotnet-hostfxr-10.0-debuginfoUpgrade dotnet-hostUpgrade dotnet-targeting-pack-8.0Upgrade dotnet10.0-debuginfoUpgrade aspnetcore-runtime-dbg-9.0Upgrade dotnet-runtime-dbg-10.0Upgrade dotnet10.0-debugsourceUpgrade dotnet-sdk-9.0Upgrade dotnet-hostfxr-9.0Upgrade dotnet-sdk-aot-9.0Upgrade dotnet-sdk-10.0Upgrade dotnet-runtime-9.0Upgrade dotnet9.0-debugsourceUpgrade dotnet-runtime-dbg-9.0Upgrade aspnetcore-runtime-dbg-10.0Upgrade dotnet-hostfxr-8.0-debuginfoUpgrade aspnetcore-runtime-dbg-8.0Upgrade dotnet-sdk-aot-9.0-debuginfoUpgrade dotnet-runtime-8.0Upgrade aspnetcore-runtime-9.0Upgrade dotnet9.0-debuginfoUpgrade dotnet-sdk-dbg-8.0Upgrade netstandard-targeting-pack-2.1Upgrade dotnet-templates-9.0Upgrade dotnet-sdk-dbg-10.0Upgrade dotnet-sdk-9.0-source-built-artifactsUpgrade dotnet-sdk-8.0-source-built-artifactsUpgrade dotnet-sdk-10.0-source-built-artifactsUpgrade dotnet-sdk-10.0-debuginfoUpgrade aspnetcore-targeting-pack-9.0Upgrade dotnet8.0-debugsourceUpgrade dotnet-host-debuginfoUpgrade dotnet-hostfxr-8.0Upgrade dotnet-hostfxr-10.0	Apr 20, 2026	Apr 18, 2026
Ubuntu	—	Upgrade dotnet8Upgrade dotnet-host-8.0Upgrade dotnet-runtime-8.0Upgrade dotnet-sdk-aot-9.0Upgrade dotnet-host-9.0Upgrade dotnet-runtime-9.0Upgrade dotnet-hostfxr-10.0Upgrade dotnet-hostfxr-9.0Upgrade aspnetcore-runtime-10.0Upgrade dotnet-host-10.0Upgrade dotnet-runtime-10.0Upgrade dotnet-sdk-aot-10.0Upgrade aspnetcore-runtime-8.0Upgrade dotnet-sdk-9.0Upgrade dotnet-sdk-10.0Upgrade dotnet9Upgrade dotnet10Upgrade dotnet-hostfxr-8.0Upgrade dotnet-sdk-8.0Upgrade aspnetcore-runtime-9.0	Apr 17, 2026	Apr 15, 2026
Vmware Photon_os	—	Use 'tdnf update' to upgrade all packages to the latest version.	May 27, 2026	Apr 14, 2026

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CVSS Details

Covered by Rapid7

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