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CVE-2026-50651— .NET Denial of Service Vulnerability

CVSS 7.5 · High EPSS 0.84% · P54

Possible ATT&CK Techniques 1AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 6

VendorProductVersion RangeStatus
Microsoft.NET 10.010.0.0< 10.0.10affected
Microsoft.NET 8.08.0.0< 8.0.29affected
Microsoft.NET 9.09.0.0< 9.0.18affected
MicrosoftMicrosoft Visual Studio 2022 version 17.1217.12.0< 17.12.22affected
MicrosoftMicrosoft Visual Studio 2022 version 17.1417.14.0< 17.14.36affected
MicrosoftMicrosoft Visual Studio 2026 version 18.718.0< 18.7.4affected
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I. Basic Information for CVE-2026-50651

Vulnerability Information
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Vulnerability Title
.NET Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft .NET 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft .net是美国Microsoft公司开源的一个跨平台开发框架。 Microsoft .NET存在资源管理错误漏洞，该漏洞源于资源分配无限或未节流，可能导致未经授权的攻击者通过网络拒绝服务。受影响的版本包括：.NET 10.0 10.0.6之前版本、.NET 8.0 8.0.29之前版本、.NET 9.0 9.0.18之前版本、Microsoft Visual Studio 2022 version 17.12 17.12.22之前版本、Microsoft Visual Studio 2
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 ~ 10.0.10 -
Microsoft.NET 8.0 8.0.0 ~ 8.0.29 -
Microsoft.NET 9.0 9.0.0 ~ 9.0.18 -
MicrosoftMicrosoft Visual Studio 2022 version 17.12 17.12.0 ~ 17.12.22 -
MicrosoftMicrosoft Visual Studio 2022 version 17.14 17.14.0 ~ 17.14.36 -
MicrosoftMicrosoft Visual Studio 2026 version 18.7 18.0 ~ 18.7.4 -

II. Public POCs for CVE-2026-50651

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III. Intelligence Information for CVE-2026-50651

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Vendor Advisories for CVE-2026-50651 (1)

Same Patch Batch · Microsoft · 2026-07-14 · 570 CVEs total

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CVE-2026-485648.8 HIGHDHCP Server Service Remote Code Execution Vulnerability
CVE-2026-472958.8 HIGHMicrosoft SQL Server Elevation of Privilege Vulnerability

Showing top 20 of 570 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: .NET 10.0
Same vendor: Microsoft
Same weakness: CWE-770

V. Comments for CVE-2026-50651

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