7.3

CVE-2026-32177

Medienbericht

.NET Elevation of Privilege Vulnerability

Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Visual Studio 2022 SwPlatform - Version >= 17.12.0 < 17.12.20
Microsoft ≫ Visual Studio 2022 SwPlatform - Version >= 17.14.0 < 17.14.32
Microsoft ≫ Visual Studio 2026 Version >= 18.5.0 < 18.5.3
Microsoft ≫ .Net Framework Version 4.8
   Microsoft ≫ Windows 10 1607 Version - HwPlatform x64
   Microsoft ≫ Windows Server 2012 Version -
   Microsoft ≫ Windows Server 2012 Version r2
   Microsoft ≫ Windows Server 2016 Version -
Microsoft ≫ .Net Framework Version 4.6.2
   Microsoft ≫ Windows Server 2012 Version -
   Microsoft ≫ Windows Server 2012 Version r2
Microsoft ≫ .Net Framework Version 4.7
   Microsoft ≫ Windows Server 2012 Version -
   Microsoft ≫ Windows Server 2012 Version r2
Microsoft ≫ .Net Framework Version 4.7.1
   Microsoft ≫ Windows Server 2012 Version -
   Microsoft ≫ Windows Server 2012 Version r2
Microsoft ≫ .Net Framework Version 4.7.2
   Microsoft ≫ Windows Server 2012 Version -
   Microsoft ≫ Windows Server 2012 Version r2
Microsoft ≫ .Net Framework Version 3.5
   Microsoft ≫ Windows 10 21h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 22h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 23h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 24h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 11 24h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 25h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 11 25h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 26h1 Version - HwPlatform arm64
   Microsoft ≫ Windows 11 26h1 Version - HwPlatform x64
   Microsoft ≫ Windows Server 2022 Version -
   Microsoft ≫ Windows Server 2025 Version - HwPlatform x64
Microsoft ≫ .Net Framework Version 4.8.1
   Microsoft ≫ Windows 10 21h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 22h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 23h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 24h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 11 24h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 25h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 11 25h2 Version - HwPlatform x64
   Microsoft ≫ Windows 11 26h1 Version - HwPlatform arm64
   Microsoft ≫ Windows 11 26h1 Version - HwPlatform x64
   Microsoft ≫ Windows Server 2022 Version -
   Microsoft ≫ Windows Server 2025 Version - HwPlatform x64
Microsoft ≫ .Net Framework Version 3.5
   Microsoft ≫ Windows 10 1809 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 1809 Version - HwPlatform x64
   Microsoft ≫ Windows 10 21h2 Version - HwPlatform x64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform x64
   Microsoft ≫ Windows Server 2019 Version -
   Microsoft ≫ Windows Server 2025 Version - HwPlatform x64
Microsoft ≫ .Net Framework Version 4.8
   Microsoft ≫ Windows 10 1809 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 1809 Version - HwPlatform x64
   Microsoft ≫ Windows 10 21h2 Version - HwPlatform x64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform arm64
   Microsoft ≫ Windows 10 22h2 Version - HwPlatform x64
   Microsoft ≫ Windows Server 2019 Version -
   Microsoft ≫ Windows Server 2025 Version - HwPlatform x64
Microsoft ≫ .Net Framework Version 3.5
   Microsoft ≫ Windows Server 2012 Version -
   Microsoft ≫ Windows Server 2012 Version r2
Microsoft ≫ .Net Version >= 8.0.0 < 8.0.27
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version >= 9.0.0 < 9.0.16
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version >= 10.0.0 < 10.0.8
   Microsoft ≫ Windows Version -
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.55% 0.419
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7.3 1.8 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
0b0ca135-0b70-47e7-9f44-1890c2a1c46c 7.3 1.8 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
CWE-122 Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

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VulnDex Intel
Media Report
12.05.2026 20:20
https://bugzilla.redhat.com/show_bug.cgi?id=2476664
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32177.json
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32177
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-32177