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CVE-2026-32177— .NET Elevation of Privilege Vulnerability

CVSS 7.3 · High EPSS 0.09% · P25
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I. Basic Information for CVE-2026-32177

Vulnerability Information
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Vulnerability Title
.NET Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft .NET 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft .NET是美国微软（Microsoft）公司的一个致力于敏捷软件开发、快速应用开发、平台无关性和网络透明化的软件框架。 Microsoft .NET存在输入验证错误漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：.NET 10.0 installed on Windows,.NET 8.0 installed on Windows,.NET 9.0 installed on Windows,Microsoft Visual Studio 2017 version 15.9
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Microsoft.NET 10.0 10.0.0 ~ 10.0.8 -
Microsoft.NET 8.0 8.0.0 ~ 8.0.27 -
Microsoft.NET 9.0 9.0.0 ~ 9.0.16 -
MicrosoftMicrosoft .NET Framework 3.5 3.5.0 ~ 4.8.9334.0 and 4.8.4802.0 -
MicrosoftMicrosoft .NET Framework 3.5 AND 4.7.2 4.7.0 ~ 4.8.9334.0 and 4.8.4802.0 -
MicrosoftMicrosoft .NET Framework 3.5 AND 4.8 4.8.0 ~ 4.8.9334.0 and 4.8.4802.0 -
MicrosoftMicrosoft .NET Framework 3.5 AND 4.8.1 4.8.1 ~ 4.8.9334.0 and 4.8.4802.0 -
MicrosoftMicrosoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 4.7.0 ~ 4.8.9334.0 and 4.8.4802.0 -
MicrosoftMicrosoft .NET Framework 4.8 4.8.0 ~ 4.8.9334.0 and 4.8.4802.0 -
MicrosoftMicrosoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) 15.9.0 ~ 15.9.80 -
MicrosoftMicrosoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) 16.11.0 ~ 16.11.56 -
MicrosoftMicrosoft Visual Studio 2022 version 17.12 17.12.0 ~ 17.12.20 -
MicrosoftMicrosoft Visual Studio 2022 version 17.14 17.14.0 ~ 17.14.31 -
MicrosoftMicrosoft Visual Studio 2026 version 18.5 18.5.0 ~ 18.5.3 -

II. Public POCs for CVE-2026-32177

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III. Intelligence Information for CVE-2026-32177

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Same Patch Batch · Microsoft · 2026-05-12 · 125 CVEs total

CVE-2026-428989.9 CRITICALMicrosoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
CVE-2026-428239.9 CRITICALAzure Logic Apps Elevation of Privilege Vulnerability
CVE-2026-410899.8 CRITICALWindows Netlogon Remote Code Execution Vulnerability
CVE-2026-410969.8 CRITICALWindows DNS Client Remote Code Execution Vulnerability
CVE-2026-403799.3 CRITICALAzure Entra ID Spoofing Vulnerability
CVE-2026-404029.3 CRITICALWindows Hyper-V Elevation of Privilege Vulnerability
CVE-2026-331179.1 CRITICALAzure SDK for Java Security Feature Bypass Vulnerability
CVE-2026-428339.1 CRITICALMicrosoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
CVE-2026-411039.1 CRITICALMicrosoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability
CVE-2026-331108.8 HIGHMicrosoft SharePoint Server Remote Code Execution Vulnerability
CVE-2026-354398.8 HIGHMicrosoft SharePoint Server Remote Code Execution Vulnerability
CVE-2026-404038.8 HIGHWindows Graphics Component Remote Code Execution Vulnerability
CVE-2026-354368.8 HIGHMicrosoft Office Click-To-Run Elevation of Privilege Vulnerability
CVE-2026-403708.8 HIGHSQL Server Remote Code Execution Vulnerability
CVE-2026-404208.8 HIGHMicrosoft Office Click-To-Run Elevation of Privilege Vulnerability
CVE-2026-403658.8 HIGHMicrosoft SharePoint Server Remote Code Execution Vulnerability
CVE-2026-410868.8 HIGHWindows Admin Center in Azure Portal Elevation of Privilege Vulnerability
CVE-2026-410948.8 HIGHMicrosoft Data Formulator Remote Code Execution Vulnerability
CVE-2026-331128.8 HIGHMicrosoft SharePoint Server Remote Code Execution Vulnerability
CVE-2026-343298.8 HIGHMicrosoft Message Queuing (MSMQ) Remote Code Execution Vulnerability

Showing top 20 of 125 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: .NET 10.0
Same vendor: Microsoft
Same weakness: CWE-122

V. Comments for CVE-2026-32177

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