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CVE-2026-32177

.NET Elevation of Privilege Vulnerability

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 10.0.8, 8.0.27, 9.0.16, 17.12.20, 17.14.32, and 1 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Microsoft .NET 10.0

    From 10.0.0 · fixed in 10.0.8

  • Microsoft .NET 8.0

    From 8.0.0 · fixed in 8.0.27

  • Microsoft .NET 9.0

    From 9.0.0 · fixed in 9.0.16

  • Microsoft Microsoft .NET Framework 3.5

    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

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8

    Version range not reported

  • Microsoft Microsoft Visual Studio 2022 version 17.12

    From 17.12.0 · fixed in 17.12.20

  • Microsoft Microsoft Visual Studio 2022 version 17.14

    From 17.14.0 · fixed in 17.14.32

  • Microsoft Microsoft Visual Studio 2026 version 18.5

    From 18.5.0 · fixed in 18.5.3

References 1

msrc.microsoft.com