# Microsoft .NET Windows Desktop Runtime 8.0 8.0.30 Microsoft .NET Windows Desktop Runtime 8.0 8.0.30, released July 23, 2026, fixes 40 CVEs in Microsoft .NET Windows Desktop Runtime 8.0. None of them is reported as exploited. Patch Radar priority: High. The latest Microsoft .NET Windows Desktop Runtime 8.0 is 8.0.33, which also fixes every one of these CVEs. - Web page: https://patchblox.com/security/fix/windows-app/microsoft.dotnet.desktopruntime.8-8.0.30 - Platform: Windows apps - Released: Jul 23, 2026 - Priority: High (Closes CVE-2026-50649, high severity) - CVEs: 40, exploited: 0, on CISA KEV: 0 - Superseded by: [Microsoft .NET Windows Desktop Runtime 8.0 8.0.33](https://patchblox.com/security/data/product/windows-app/microsoft-.net-windows-desktop-runtime-8.0.md), the latest version, which also fixes every CVE listed here ## Applies to | Product | Release | Fixed in | |---|---|---| | [Microsoft .NET Windows Desktop Runtime 8.0](https://patchblox.com/security/data/product/windows-app/microsoft-.net-windows-desktop-runtime-8.0.md) | | 8.0.30 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2026-50646](https://patchblox.com/security/data/cve/CVE-2026-50646.md) | High | .NET Framework Remote Code Execution Vulnerability | 8.8 | 0.0402 | | | [CVE-2026-50649](https://patchblox.com/security/data/cve/CVE-2026-50649.md) | High | .NET Remote Code Execution Vulnerability | 8.8 | 0.0402 | | | [CVE-2026-45591](https://patchblox.com/security/data/cve/CVE-2026-45591.md) | High | ASP.NET Core Denial of Service Vulnerability | 7.5 | 0.0248 | | | [CVE-2026-42899](https://patchblox.com/security/data/cve/CVE-2026-42899.md) | High | ASP.NET Core Denial of Service Vulnerability | 7.5 | 0.0243 | | | [CVE-2026-32178](https://patchblox.com/security/data/cve/CVE-2026-32178.md) | High | .NET Spoofing Vulnerability | 7.5 | 0.0228 | | | [CVE-2026-33116](https://patchblox.com/security/data/cve/CVE-2026-33116.md) | High | .NET, .NET Framework, and Visual Studio Denial of Service Vulnerability | 7.5 | 0.0214 | | | [CVE-2026-32203](https://patchblox.com/security/data/cve/CVE-2026-32203.md) | High | .NET and Visual Studio Denial of Service Vulnerability | 7.5 | 0.0190 | | | [CVE-2026-26171](https://patchblox.com/security/data/cve/CVE-2026-26171.md) | High | .NET Denial of Service Vulnerability | 7.5 | 0.0175 | | | [CVE-2026-50524](https://patchblox.com/security/data/cve/CVE-2026-50524.md) | High | .NET Framework Denial of Service Vulnerability | 8.8 | 0.0123 | | | [CVE-2026-62901](https://patchblox.com/security/data/cve/CVE-2026-62901.md) | High | .NET Denial of Service Vulnerability | 7.8 | 0.0123 | | | [CVE-2026-47302](https://patchblox.com/security/data/cve/CVE-2026-47302.md) | High | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | | | [CVE-2026-50525](https://patchblox.com/security/data/cve/CVE-2026-50525.md) | High | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | | | [CVE-2026-50527](https://patchblox.com/security/data/cve/CVE-2026-50527.md) | High | .NET Framework Denial of Service Vulnerability | 8.8 | 0.0117 | | | [CVE-2026-50648](https://patchblox.com/security/data/cve/CVE-2026-50648.md) | High | .NET Framework Denial of Service Vulnerability | 8.8 | 0.0117 | | | [CVE-2026-50651](https://patchblox.com/security/data/cve/CVE-2026-50651.md) | High | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | | | [CVE-2026-56170](https://patchblox.com/security/data/cve/CVE-2026-56170.md) | High | ASP.NET Core Denial of Service Vulnerability | 8.8 | 0.0117 | | | [CVE-2026-57108](https://patchblox.com/security/data/cve/CVE-2026-57108.md) | High | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | | | [CVE-2026-62898](https://patchblox.com/security/data/cve/CVE-2026-62898.md) | High | Microsoft QUIC Information Disclosure Vulnerability | 7.5 | 0.0103 | | | [CVE-2026-21218](https://patchblox.com/security/data/cve/CVE-2026-21218.md) | High | .NET Spoofing Vulnerability | 7.5 | 0.0100 | | | [CVE-2026-47303](https://patchblox.com/security/data/cve/CVE-2026-47303.md) | High | ASP.NET Core Elevation of Privilege Vulnerability | 8.8 | 0.0084 | | | [CVE-2026-47300](https://patchblox.com/security/data/cve/CVE-2026-47300.md) | High | ASP.NET Core Elevation of Privilege Vulnerability | 8.8 | 0.0078 | | | [CVE-2026-35433](https://patchblox.com/security/data/cve/CVE-2026-35433.md) | High | .NET Elevation of Privilege Vulnerability | 7.3 | 0.0077 | | | [CVE-2026-62899](https://patchblox.com/security/data/cve/CVE-2026-62899.md) | High | .NET Security Feature Bypass Vulnerability | 7.8 | 0.0075 | | | [CVE-2026-62900](https://patchblox.com/security/data/cve/CVE-2026-62900.md) | High | .NET Information Disclosure Vulnerability | 7.8 | 0.0075 | | | [CVE-2026-50659](https://patchblox.com/security/data/cve/CVE-2026-50659.md) | High | .NET Spoofing Vulnerability | 8.8 | 0.0074 | | | [CVE-2026-32177](https://patchblox.com/security/data/cve/CVE-2026-32177.md) | High | .NET Elevation of Privilege Vulnerability | 7.3 | 0.0064 | | | [CVE-2026-50528](https://patchblox.com/security/data/cve/CVE-2026-50528.md) | High | .NET Security Feature Bypass Vulnerability | 8.8 | 0.0061 | | | [CVE-2026-58641](https://patchblox.com/security/data/cve/CVE-2026-58641.md) | High | .NET Elevation of Privilege Vulnerability | 7.8 | 0.0047 | | | [CVE-2026-62871](https://patchblox.com/security/data/cve/CVE-2026-62871.md) | High | .NET Elevation of Privilege Vulnerability | 7.8 | 0.0047 | | | [CVE-2026-62886](https://patchblox.com/security/data/cve/CVE-2026-62886.md) | High | .NET Elevation of Privilege Vulnerability | 7.8 | 0.0047 | | | [CVE-2026-50650](https://patchblox.com/security/data/cve/CVE-2026-50650.md) | High | .NET Framework Elevation of Privilege Vulnerability | 8.8 | 0.0046 | | | [CVE-2026-45491](https://patchblox.com/security/data/cve/CVE-2026-45491.md) | High | .NET Tampering Vulnerability | 7.5 | 0.0039 | | | [CVE-2026-45490](https://patchblox.com/security/data/cve/CVE-2026-45490.md) | High | .NET SDK Elevation of Privilege Vulnerability | 7.8 | 0.0038 | | | [CVE-2026-62897](https://patchblox.com/security/data/cve/CVE-2026-62897.md) | High | .NET Framework Remote Code Execution Vulnerability | 7.0 | 0.0037 | | | [CVE-2026-70354](https://patchblox.com/security/data/cve/CVE-2026-70354.md) | High | .NET Core Remote Code Execution Vulnerability | 7.8 | 0.0036 | | | [CVE-2026-62909](https://patchblox.com/security/data/cve/CVE-2026-62909.md) | High | .NET Elevation of Privilege Vulnerability | 7.8 | 0.0034 | | | [CVE-2026-47304](https://patchblox.com/security/data/cve/CVE-2026-47304.md) | High | .NET Security Feature Bypass Vulnerability | 9.8 | 0.0029 | | | [CVE-2026-50526](https://patchblox.com/security/data/cve/CVE-2026-50526.md) | High | .NET Tampering Vulnerability | 8.8 | 0.0022 | | | [CVE-2026-62902](https://patchblox.com/security/data/cve/CVE-2026-62902.md) | Routine | .NET Information Disclosure Vulnerability | 6.5 | 0.0087 | | | [CVE-2026-32175](https://patchblox.com/security/data/cve/CVE-2026-32175.md) | Routine | .NET Core Tampering Vulnerability | 4.3 | 0.0071 | | --- Data as of 2026-11-10T20:03:11Z UTC. 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