CyberICT

CVE-2026-47303

Microsoft · Published July 14, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

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

Affected Products

  • .NET 10.0 installed on Linux
  • .NET 10.0 installed on Mac OS
  • .NET 8.0 installed on Windows
  • .NET 8.0 installed on Linux

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C