CVE-2026-32177

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EPSS 0.55%
Veröffentlicht 12.05.2026 16:58:15
Zuletzt bearbeitet 30.06.2026 03:18:29
Quelle secure@microsoft.com
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.NET Elevation of Privilege Vulnerability

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

Betroffene Produkte Warnungen 0 Metriken 3 CWE 3 Referenzen 8

NVD 16 VulnDex Vulnerability Enrichment 5

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 Version4.8

   Microsoft ≫ Windows 10 1607 Version- HwPlatformx64
   Microsoft ≫ Windows Server 2012 Version-
   Microsoft ≫ Windows Server 2012 Versionr2
   Microsoft ≫ Windows Server 2016 Version-

Microsoft ≫ .Net Framework Version4.6.2

Microsoft ≫ Windows Server 2012 Version-
Microsoft ≫ Windows Server 2012 Versionr2

Microsoft ≫ .Net Framework Version4.7

Microsoft ≫ Windows Server 2012 Version-
Microsoft ≫ Windows Server 2012 Versionr2

Microsoft ≫ .Net Framework Version4.7.1

Microsoft ≫ Windows Server 2012 Version-
Microsoft ≫ Windows Server 2012 Versionr2

Microsoft ≫ .Net Framework Version4.7.2

Microsoft ≫ Windows Server 2012 Version-
Microsoft ≫ Windows Server 2012 Versionr2

Microsoft ≫ .Net Framework Version3.5

   Microsoft ≫ Windows 10 21h2 Version- HwPlatformarm64
   Microsoft ≫ Windows 10 22h2 Version- HwPlatformarm64
   Microsoft ≫ Windows 10 22h2 Version- HwPlatformx64
   Microsoft ≫ Windows 11 22h2 Version- HwPlatformx64
   Microsoft ≫ Windows 11 23h2 Version- HwPlatformx64
   Microsoft ≫ Windows 11 24h2 Version- HwPlatformarm64
   Microsoft ≫ Windows 11 24h2 Version- HwPlatformx64
   Microsoft ≫ Windows 11 25h2 Version- HwPlatformarm64
   Microsoft ≫ Windows 11 25h2 Version- HwPlatformx64
   Microsoft ≫ Windows 11 26h1 Version- HwPlatformarm64
   Microsoft ≫ Windows 11 26h1 Version- HwPlatformx64
   Microsoft ≫ Windows Server 2022 Version-
   Microsoft ≫ Windows Server 2025 Version- HwPlatformx64

Microsoft ≫ .Net Framework Version4.8.1

Microsoft ≫ .Net Framework Version3.5

   Microsoft ≫ Windows 10 1809 Version- HwPlatformarm64
   Microsoft ≫ Windows 10 1809 Version- HwPlatformx64
   Microsoft ≫ Windows 10 21h2 Version- HwPlatformx64
   Microsoft ≫ Windows 10 22h2 Version- HwPlatformarm64
   Microsoft ≫ Windows 10 22h2 Version- HwPlatformx64
   Microsoft ≫ Windows Server 2019 Version-
   Microsoft ≫ Windows Server 2025 Version- HwPlatformx64

Microsoft ≫ .Net Framework Version4.8

Microsoft ≫ .Net Framework Version3.5

Microsoft ≫ Windows Server 2012 Version-
Microsoft ≫ Windows Server 2012 Versionr2

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-

VulnDex Vulnerability Enrichment

Diese Information steht angemeldeten Benutzern zur Verfügung.

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
secure@microsoft.com	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://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32177

Vendor Advisory

https://access.redhat.com/security/cve/CVE-2026-32177

https://bugzilla.redhat.com/show_bug.cgi?id=2476664

https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32177.json

https://nvd.nist.gov/vuln/detail/CVE-2026-32177