CVE-2026-47300

Description

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

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Produits concernés

• Microsoft .NET 10.0
• Microsoft .NET 8.0
• Microsoft .NET 9.0
• Microsoft Visual Studio 2022 version 17.12
• Microsoft Visual Studio 2022 version 17.14
• Microsoft Visual Studio 2026 version 18.7
• Microsoft .net
• Microsoft visual studio 2022
• Microsoft visual studio 2026

Scores CVSS

Faiblesses (CWE)

• CWE-303

Références

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47300 PatchVendor Advisory

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories