CVE-2025-26646HighCVSS 8.0

.NET, Visual Studio, and Build Tools for Visual Studio Spoofing Vulnerability

Published
May 31, 2026
Last Modified
—

🔗 CVE IDs covered (1)

📋 Description

External control of file name or path in .NET, Visual Studio, and Build Tools for Visual Studio allows an authorized attacker to perform spoofing over a network.

🎯 Affected products11

  • .NET 8.0 installed on Linux
  • .NET 8.0 installed on Mac OS
  • .NET 8.0 installed on Windows
  • .NET 9.0 installed on Linux
  • .NET 9.0 installed on Mac OS
  • .NET 9.0 installed on Windows
  • Build Tools for Visual Studio 2022
  • Microsoft Visual Studio 2022 version 17.10
  • Microsoft Visual Studio 2022 version 17.12
  • Microsoft Visual Studio 2022 version 17.13
  • Microsoft Visual Studio 2022 version 17.8

✅ Remediation

KB5059200 (Security Update) — fixed build 8.0.16 KB5059201 (Security Update) — fixed build 9.0.5 KBRelease Notes (Security Update) — fixed build 17.12.8 KBRelease Notes (Security Update) — fixed build 17.13.7 KBRelease Notes (Security Update) — fixed build 17.8.21 KBRelease Notes (Security Update) — fixed build 17.10.15 KBRelease Notes (Security Update) — fixed build Fixed Version 17.13.7

🔗 References (11)