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8.1Alta

CVE-2026-47304.NET Security Feature Bypass Vulnerability

Microsoft .NET 10.0 runtime; Microsoft .NET 8.0 runtime; Microsoft .NET 9.0 runtime; Microsoft Microsoft .NET Framework 3.5 Publicada: (hace 4 meses)

Descripción

Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.

Debilidad (CWE): CWE-347CWE-345

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

FabricanteProductoVersiones
Microsoft Microsoft .NET Framework 3.5 3.5.0 – < 2.0.50727.8983 & 3.0.30729.8978
Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 4.7.0 – < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0
Microsoft Microsoft .NET Framework 3.5 AND 4.8 4.8.0 – < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0
Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 4.8.1 – < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0
Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 4.7.0 – < 4.7.4143.0
Microsoft Microsoft .NET Framework 4.8 4.8.0 – < 4.8.4803.0
Microsoft Microsoft .NET Framework 4.8.1 4.8.0.0 – < 4.8.9340.0
Microsoft Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) -
Microsoft Microsoft Visual Studio 2022 version 17.12 17.12.0 – < 17.12.22
Microsoft Microsoft Visual Studio 2022 version 17.14 17.14.0 – < 17.14.36
Microsoft Microsoft Visual Studio 2026 version 18.7 18.0 – < 18.7.4
microsoft .net 10.0.0 – < 10.0.10
Microsoft .NET 10.0 runtime 10.0.0 – < 10.0.10
Microsoft .NET 8.0 runtime 8.0.0 – < 8.0.29
Microsoft .NET 9.0 runtime 9.0.0 – < 9.0.18
microsoft .net framework 4.8.0.0 – < 4.8.9340.0
microsoft visual studio 2017 15.0 – ≤ 15.9
microsoft visual studio 2019 - –
microsoft visual studio 2022 17.14.0 – < 17.14.36
microsoft visual studio 2026 18.0 – < 18.7.4

Referencias y parches

Coincidencias CPE (NVD) (22)
  • cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 8.0.0 < 8.0.29
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 9.0.0 < 9.0.18
  • cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 10.0.0 < 10.0.6
  • cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:* ≥ 15.0 ≤ 15.9
  • cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* ≥ 16.0 ≤ 16.11
  • cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* ≥ 17.12.0 < 17.12.22
  • cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* ≥ 17.14.0 < 17.14.36
  • cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:* ≥ 18.7.0 < 18.7.4
  • cpe:2.3:a:microsoft:visual_studio_2026:18.5.0:*:*:*:*:*:*:*

CVE recientes del mismo producto — .NET

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.NET Denial of Service Vulnerability

Microsoft .NET 11.0 installed on Linux; Microsoft .NET 11.0 installed on Mac OS; Microsoft .NET 11.0 installed on Windows; Microsoft System.Text.Json

Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.

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ASP.NET Core Denial of Service Vulnerability

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Inefficient algorithmic complexity in ASP.NET Core allows an unauthorized attacker to deny service over a network.

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Microsoft .NET 11.0 installed on Linux; Microsoft .NET 11.0 installed on Mac OS; Microsoft .NET 11.0 installed on Windows; Microsoft Microsoft Visual Studio 2026 version 18.12

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

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Visual Studio Remote Code Execution Vulnerability

Microsoft .NET 10.0 installed on Windows; Microsoft .NET 11.0 installed on Windows; Microsoft .NET 8.0 installed on Windows; Microsoft .NET 9.0 installed on Windows

Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.

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Microsoft .NET 10.0 installed on Windows; Microsoft .NET 11.0 installed on Windows; Microsoft .NET 8.0 installed on Windows; Microsoft .NET 9.0 installed on Windows

Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.