CVE-2026-32177 (GCVE-0-2026-32177)

Vulnerability from cvelistv5 – Published: 2026-05-12 16:58 – Updated: 2026-08-10 15:14
VLAI
Title
.NET Elevation of Privilege Vulnerability
Summary
Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-13 03:55 UTC
CWE
  • CWE-122 - Heap-based Buffer Overflow
  • CWE-20 - Improper Input Validation
Impacted products
Vendor Product Version CPE status
Microsoft .NET 10.0 Affected: 10.0.0 , < 10.0.8 (custom)
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Microsoft .NET 8.0 Affected: 8.0.0 , < 8.0.27 (custom)
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Microsoft .NET 9.0 Affected: 9.0.0 , < 9.0.16 (custom)
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Microsoft Microsoft .NET Framework 3.5 Affected: 3.5.0 , < 4.8.9334.0 and 4.8.4802.0 (custom)
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Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 Affected: 4.7.0 , < 4.8.9334.0 and 4.8.4802.0 (custom)
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Microsoft Microsoft .NET Framework 3.5 AND 4.8 Affected: 4.8.0 , < 4.8.9334.0 and 4.8.4802.0 (custom)
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Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 Affected: 4.8.1 , < 4.8.9334.0 and 4.8.4802.0 (custom)
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Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 Affected: 4.7.0 , < 4.8.9334.0 and 4.8.4802.0 (custom)
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Microsoft Microsoft .NET Framework 4.8 Affected: 4.8.0 , < 4.8.9334.0 and 4.8.4802.0 (custom)
guessed Create a notification for this product.
Microsoft Microsoft Visual Studio 2022 version 17.12 Affected: 17.12.0 , < 17.12.20 (custom)
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Microsoft Microsoft Visual Studio 2022 version 17.14 Affected: 17.14.0 , < 17.14.32 (custom)
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Microsoft Microsoft Visual Studio 2026 version 18.5 Affected: 18.5.0 , < 18.5.3 (custom)
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Red Hat Red Hat Enterprise Linux 10     cpe:/o:redhat:enterprise_linux:10
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Red Hat Red Hat Enterprise Linux 8     cpe:/o:redhat:enterprise_linux:8
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Red Hat Red Hat Enterprise Linux 9     cpe:/o:redhat:enterprise_linux:9
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Red Hat Red Hat Hardened Images     cpe:/a:redhat:hummingbird:1
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Date Public
2026-05-12 14:00
Show details on NVD website

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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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