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.
Superseded. The latest Microsoft .NET Windows Desktop Runtime 8.0 is 8.0.33, which also fixes every CVE on this page. Install that instead.
Priority of the 40 CVEs
Applies to
| Product | Version |
|---|---|
| Microsoft .NET Windows Desktop Runtime 8.0 | 8.0.30 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-50646 | .NET Framework Remote Code Execution Vulnerability | 8.8 | 0.0402 | Exploitation Less Likely |
| High | CVE-2026-50649 | .NET Remote Code Execution Vulnerability | 8.8 | 0.0402 | Exploitation Less Likely |
| High | CVE-2026-45591 | ASP.NET Core Denial of Service Vulnerability | 7.5 | 0.0248 | Exploitation Less Likely |
| High | CVE-2026-42899 | ASP.NET Core Denial of Service Vulnerability | 7.5 | 0.0243 | Exploitation Unlikely |
| High | CVE-2026-32178 | .NET Spoofing Vulnerability | 7.5 | 0.0228 | Exploitation Less Likely |
| High | CVE-2026-33116 | .NET, .NET Framework, and Visual Studio Denial of Service Vulnerability | 7.5 | 0.0214 | Exploitation Less Likely |
| High | CVE-2026-32203 | .NET and Visual Studio Denial of Service Vulnerability | 7.5 | 0.0190 | Exploitation Less Likely |
| High | CVE-2026-26171 | .NET Denial of Service Vulnerability | 7.5 | 0.0175 | Exploitation Less Likely |
| High | CVE-2026-50524 | .NET Framework Denial of Service Vulnerability | 8.8 | 0.0123 | Exploitation Less Likely |
| High | CVE-2026-62901 | .NET Denial of Service Vulnerability | 7.8 | 0.0123 | Exploitation Less Likely |
| High | CVE-2026-47302 | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | Exploitation Less Likely |
| High | CVE-2026-50525 | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | Exploitation Less Likely |
| High | CVE-2026-50527 | .NET Framework Denial of Service Vulnerability | 8.8 | 0.0117 | Exploitation Less Likely |
| High | CVE-2026-50648 | .NET Framework Denial of Service Vulnerability | 8.8 | 0.0117 | Exploitation Less Likely |
| High | CVE-2026-50651 | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | Exploitation Less Likely |
| High | CVE-2026-56170 | ASP.NET Core Denial of Service Vulnerability | 8.8 | 0.0117 | Exploitation Less Likely |
| High | CVE-2026-57108 | .NET Denial of Service Vulnerability | 8.8 | 0.0117 | Exploitation Less Likely |
| High | CVE-2026-62898 | Microsoft QUIC Information Disclosure Vulnerability | 7.5 | 0.0103 | Exploitation Less Likely |
| High | CVE-2026-21218 | .NET Spoofing Vulnerability | 7.5 | 0.0100 | Exploitation Unlikely |
| High | CVE-2026-47303 | ASP.NET Core Elevation of Privilege Vulnerability | 8.8 | 0.0084 | Exploitation Less Likely |
| High | CVE-2026-47300 | ASP.NET Core Elevation of Privilege Vulnerability | 8.8 | 0.0078 | Exploitation Less Likely |
| High | CVE-2026-35433 | .NET Elevation of Privilege Vulnerability | 7.3 | 0.0077 | Exploitation Unlikely |
| High | CVE-2026-62899 | .NET Security Feature Bypass Vulnerability | 7.8 | 0.0075 | Exploitation Less Likely |
| High | CVE-2026-62900 | .NET Information Disclosure Vulnerability | 7.8 | 0.0075 | Exploitation Less Likely |
| High | CVE-2026-50659 | .NET Spoofing Vulnerability | 8.8 | 0.0074 | Exploitation Less Likely |
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