{
  "cveId": "CVE-2026-105016",
  "url": "https://patchblox.com/security/cve/CVE-2026-105016",
  "summary": "CVE-2026-105016 is fixed in 22 products on 2 platforms, first by Microsoft .NET Windows Desktop Runtime 8.0 8.0.32, released October 5, 2026. 3 other affected products have no fix yet. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "Microsoft QUIC Remote Code Execution Vulnerability",
  "description": "\u003Cp\u003EHeap-based buffer overflow in Microsoft QUIC allows an unauthorized attacker to execute code over a network.\u003C/p\u003E",
  "published": "2026-10-13T07:00:00Z",
  "severity": "Critical",
  "cvss": 9.8,
  "cwe": "Heap-based Buffer Overflow",
  "epss": 0.01658,
  "epssPercentile": 0.76786,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105016",
  "fixes": [
    {
      "platform": "microsoft",
      "product": ".NET 8.0 runtime installed on Windows",
      "fixedVersion": "",
      "fix": "KB5130034",
      "url": "https://patchblox.com/security/fix/microsoft/kb5130034",
      "released": "2026-10-13T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": ".NET 9.0 runtime installed on Windows",
      "fixedVersion": "",
      "fix": "KB5130035",
      "url": "https://patchblox.com/security/fix/microsoft/kb5130035",
      "released": "2026-10-13T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 23H2 for ARM64-based Systems",
      "fixedVersion": "22631.7652",
      "fix": "KB5126653",
      "url": "https://patchblox.com/security/fix/microsoft/kb5126653",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 23H2 for x64-based Systems",
      "fixedVersion": "22631.7652",
      "fix": "KB5126653",
      "url": "https://patchblox.com/security/fix/microsoft/kb5126653",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 24H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5127648",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127648",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 24H2 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5127648",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127648",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 25H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5127648",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127648",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 25H2 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5127648",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127648",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 26H1 for ARM64-based Systems",
      "fixedVersion": "28000.3231",
      "fix": "KB5127646",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127646",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 26H2 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB5127648",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127648",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 Version 26H2 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB5127648",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127648",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 11 version 26H1 for x64-based Systems",
      "fixedVersion": "28000.3231",
      "fix": "KB5127646",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127646",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022",
      "fixedVersion": "20348.5761",
      "fix": "KB5126655",
      "url": "https://patchblox.com/security/fix/microsoft/kb5126655",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2022 (Server Core installation)",
      "fixedVersion": "20348.5761",
      "fix": "KB5126655",
      "url": "https://patchblox.com/security/fix/microsoft/kb5126655",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2025",
      "fixedVersion": "26100.33650",
      "fix": "KB5126646",
      "url": "https://patchblox.com/security/fix/microsoft/kb5126646",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2025 (Server Core installation)",
      "fixedVersion": "26100.33650",
      "fix": "KB5126646",
      "url": "https://patchblox.com/security/fix/microsoft/kb5126646",
      "released": "2026-10-13T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft .NET Windows Desktop Runtime 10.0",
      "fixedVersion": "10.0.14",
      "fix": "Microsoft .NET Windows Desktop Runtime 10.0 10.0.14",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.dotnet.desktopruntime.10-10.0.14",
      "released": "2026-10-22T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft .NET Windows Desktop Runtime 8.0",
      "fixedVersion": "8.0.32",
      "fix": "Microsoft .NET Windows Desktop Runtime 8.0 8.0.32",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.dotnet.desktopruntime.8-8.0.32",
      "released": "2026-10-05T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft .NET Windows Desktop Runtime 9.0",
      "fixedVersion": "9.0.21",
      "fix": "Microsoft .NET Windows Desktop Runtime 9.0 9.0.21",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.dotnet.desktopruntime.9-9.0.21",
      "released": "2026-10-05T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft ASP.NET Core Hosting Bundle 10.0",
      "fixedVersion": "10.0.14",
      "fix": "Microsoft ASP.NET Core Hosting Bundle 10.0 10.0.14",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.dotnet.hostingbundle.10-10.0.14",
      "released": "2026-10-23T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft ASP.NET Core Hosting Bundle 8.0",
      "fixedVersion": "8.0.32",
      "fix": "Microsoft ASP.NET Core Hosting Bundle 8.0 8.0.32",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.dotnet.hostingbundle.8-8.0.32",
      "released": "2026-10-05T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft ASP.NET Core Hosting Bundle 9.0",
      "fixedVersion": "9.0.21",
      "fix": "Microsoft ASP.NET Core Hosting Bundle 9.0 9.0.21",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.dotnet.hostingbundle.9-9.0.21",
      "released": "2026-10-05T00:00:00Z"
    }
  ],
  "noFixYet": [
    {
      "platform": "Windows apps",
      "product": "Microsoft Windows Desktop Runtime - 8.0.25 (arm64)",
      "status": "no-fix",
      "affectedVersion": "8.0.25"
    },
    {
      "platform": "Windows apps",
      "product": "Microsoft Windows Desktop Runtime - 8.0.25 (x64)",
      "status": "no-fix",
      "affectedVersion": "8.0.25"
    },
    {
      "platform": "Windows apps",
      "product": "Microsoft Windows Desktop Runtime - 8.0.25 (x86)",
      "status": "no-fix",
      "affectedVersion": "8.0.25"
    }
  ],
  "dataAsOf": "2026-11-09T07:25:28Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}