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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-114148

ASP.NET Core Elevation of Privilege Vulnerability

Description

Incorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft .NET 10.0 installed on Linux

  • 10.0.0 to < 10.0.403affected

Microsoft .NET 10.0 installed on Mac OS

  • 10.0.0 to < 10.0.403affected

Microsoft .NET 10.0 installed on Windows

  • 10.0.0 to < 10.0.403affected

Microsoft .NET 11.0 installed on Linux

  • 11.0.0-preview.1 to < 11.0.100-rc.3affected

Microsoft .NET 11.0 installed on Mac OS

  • 11.0.0-preview.1 to < 11.0.100-rc.3affected

Microsoft .NET 11.0 installed on Windows

  • 11.0.0-preview.1 to < 11.0.100-rc.3affected

Microsoft .NET 8.0 installed on Linux

  • 8.0.0 to < 8.0.427affected

Microsoft .NET 8.0 installed on Mac OS

  • 8.0.0 to < 8.0.427affected

Microsoft .NET 8.0 installed on Windows

  • 8.0.0 to < 8.0.427affected

Microsoft .NET 9.0 installed on Linux

  • 9.0.0 to < 9.0.320affected

Microsoft .NET 9.0 installed on Mac OS

  • 9.0.0 to < 9.0.320affected

Microsoft .NET 9.0 installed on Windows

  • 9.0.0 to < 9.0.320affected

Microsoft .NET source-build Linux tarballs (all archive types)

  • 8.0.100 to < 10.0.403-servicing.26523.112affected

Microsoft ASP.NET Core runtime and targeting-pack Linux tarballs (Microsoft-published)

  • 8.0.0 to < 9.0.22affected

References