CVE-2026-57108

HIGH

Microsoft .NET Core - Type Confusion Denial of Service

Title source: manual
STIX 2.1

Description

Access of resource using incompatible type ('type confusion') in .NET Core allows an unauthorized attacker to deny service over a network.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
.NET Denial of Service Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57108

Scores

CVSS v3 7.5
EPSS 0.0111
EPSS Percentile 62.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-843
Status published
Products (30)
microsoft/.net 8.0.0 - 8.0.29
Microsoft/.NET 10.0 10.0.0 - 10.0.10
Microsoft/.NET 10.0 10.0.0 - 10.0.6
Microsoft/.NET 10.0 10.0.0 - 5104034
Microsoft/.NET 8.0 8.0.0 - 8.0.29
Microsoft/.NET 9.0 9.0.0 - 9.0.18
nuget/Microsoft.NetCore.App.Runtime.linux-arm 10.0.0 - 10.0.10NuGet
nuget/Microsoft.NetCore.App.Runtime.linux-arm 8.0.0 - 8.0.29NuGet
nuget/Microsoft.NetCore.App.Runtime.linux-arm 9.0.0 - 9.0.18NuGet
nuget/Microsoft.NetCore.App.Runtime.linux-arm64 10.0.0 - 10.0.10NuGet
... and 20 more
Published Jul 14, 2026
Tracked Since Jul 14, 2026