{
  "fix": "Microsoft .NET Windows Desktop Runtime 8.0 8.0.23",
  "url": "https://patchblox.com/security/fix/windows-app/microsoft.dotnet.desktopruntime.8-8.0.23",
  "summary": "Microsoft .NET Windows Desktop Runtime 8.0 8.0.23, released December 9, 2025, fixes 4 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.",
  "platform": "windows-app",
  "type": "app-version",
  "title": "Microsoft .NET Windows Desktop Runtime 8.0 8.0.23",
  "released": "2025-12-09T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-25667, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.03186,
  "maxCvss": 8.5,
  "appliesTo": [
    {
      "product": "Microsoft .NET Windows Desktop Runtime 8.0",
      "productUrl": "https://patchblox.com/security/product/windows-app/microsoft-.net-windows-desktop-runtime-8.0",
      "fixedVersion": "8.0.23",
      "latestVersion": "8.0.33",
      "supported": true
    }
  ],
  "supersededBy": {
    "product": "Microsoft .NET Windows Desktop Runtime 8.0",
    "latestVersion": "8.0.33",
    "productUrl": "https://patchblox.com/security/product/windows-app/microsoft-.net-windows-desktop-runtime-8.0"
  },
  "cves": [
    {
      "cveId": "CVE-2026-25667",
      "url": "https://patchblox.com/security/cve/CVE-2026-25667",
      "title": "Microsoft .NET Windows Desktop Runtime 8.0: Uncontrolled Resource Consumption",
      "priority": "High",
      "cvss": 7.5,
      "epss": 0.03186,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-26646",
      "url": "https://patchblox.com/security/cve/CVE-2025-26646",
      "title": ".NET, Visual Studio, and Build Tools for Visual Studio Spoofing Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 8,
      "epss": 0.01266,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-30399",
      "url": "https://patchblox.com/security/cve/CVE-2025-30399",
      "title": ".NET and Visual Studio Remote Code Execution Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.01123,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-55248",
      "url": "https://patchblox.com/security/cve/CVE-2025-55248",
      "title": ".NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.5,
      "epss": 0.00736,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T20:03:11Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}