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CVE-2026-102869

.NET and Visual Studio Elevation of Privilege Vulnerability

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 4.7.4150.0, 4.8.4811.0, 4.8.9363.0, 17.14.42, 18.10.4
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Access of resource using incompatible type ('type confusion') in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.

Timeline

  1. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  2. CVE published
  3. Record last updated

Affected versions

  • Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8.1

    Version range not reported

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

    From 4.7.0 · fixed in 4.7.4150.0

  • Microsoft Microsoft .NET Framework 4.8

    From 4.8.0 · fixed in 4.8.4811.0

  • Microsoft Microsoft .NET Framework 4.8.1

    From 4.8.0.0 · fixed in 4.8.9363.0

  • Microsoft Microsoft Visual Studio 2022 version 17.14

    From 17.14.0 · fixed in 17.14.42

  • Microsoft Microsoft Visual Studio 2026 version 18.10

    From 18.10.0 · fixed in 18.10.4

References 1

msrc.microsoft.com