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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-50659

.NET Spoofing Vulnerability

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
microsoft

Description

Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network.

Affected products

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

Microsoft .NET 10.0 runtime

  • 10.0.0 to < 10.0.10affected

Microsoft .NET 8.0 runtime

  • 8.0.0 to < 8.0.29affected

Microsoft .NET 9.0 runtime

  • 9.0.0 to < 9.0.18affected

Microsoft Microsoft .NET Framework 3.5

  • 3.5.0 to < 2.0.50727.8983 & 3.0.30729.8978affected

Microsoft Microsoft .NET Framework 3.5 AND 4.7.2

  • 4.7.0 to < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0affected

Microsoft Microsoft .NET Framework 3.5 AND 4.8

  • 4.8.0 to < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0affected

Microsoft Microsoft .NET Framework 3.5 AND 4.8.1

  • 4.8.1 to < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0affected

Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2

  • 4.7.0 to < 4.7.4143.0affected

Microsoft Microsoft .NET Framework 4.8

  • 4.8.0 to < 4.8.4803.0affected

Microsoft Microsoft .NET Framework 4.8.1

  • 4.8.0.0 to < 4.8.9340.0affected

Microsoft Microsoft Visual Studio 2022 version 17.12

  • 17.12.0 to < 17.12.22affected

Microsoft Microsoft Visual Studio 2022 version 17.14

  • 17.14.0 to < 17.14.36affected

Microsoft Microsoft Visual Studio 2026 version 18.7

  • 18.0 to < 18.7.4affected

References