{
  "product": "Windows 11 version 26H1 for x64-based Systems",
  "url": "https://patchblox.com/security/product/microsoft/windows-11-version-26h1-for-x64-based-systems",
  "summary": "Patch Radar has 11 security fixes for Windows 11 version 26H1 for x64-based Systems, closing 3,213 CVEs, 10 of which are being exploited. The newest security fix is KB5132059 (28000.3501), released November 10, 2026.",
  "platform": "microsoft",
  "vendor": "Microsoft",
  "supported": true,
  "fixCount": 11,
  "cveCount": 3213,
  "exploitedCveCount": 10,
  "unfixedCveCount": 0,
  "fixes": [
    {
      "fix": "KB5132059",
      "url": "https://patchblox.com/security/fix/microsoft/kb5132059",
      "released": "2026-11-10T00:00:00Z",
      "fixedVersion": "28000.3501",
      "priority": "Urgent",
      "cveCount": 597,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5127646",
      "url": "https://patchblox.com/security/fix/microsoft/kb5127646",
      "released": "2026-10-13T00:00:00Z",
      "fixedVersion": "28000.3231",
      "priority": "Patch now",
      "cveCount": 1055,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5129194",
      "url": "https://patchblox.com/security/fix/microsoft/kb5129194",
      "released": "2026-09-14T00:00:00Z",
      "fixedVersion": "28000.2956",
      "priority": "Urgent",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5124012",
      "url": "https://patchblox.com/security/fix/microsoft/kb5124012",
      "released": "2026-09-08T00:00:00Z",
      "fixedVersion": "28000.2954",
      "priority": "Patch now",
      "cveCount": 640,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5121000",
      "url": "https://patchblox.com/security/fix/microsoft/kb5121000",
      "released": "2026-08-11T00:00:00Z",
      "fixedVersion": "28000.2704",
      "priority": "Patch now",
      "cveCount": 196,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5101649",
      "url": "https://patchblox.com/security/fix/microsoft/kb5101649",
      "released": "2026-07-14T00:00:00Z",
      "fixedVersion": "28000.2525",
      "priority": "Patch now",
      "cveCount": 377,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5095051",
      "url": "https://patchblox.com/security/fix/microsoft/kb5095051",
      "released": "2026-06-09T00:00:00Z",
      "fixedVersion": "28000.2269",
      "priority": "Urgent",
      "cveCount": 112,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5089548",
      "url": "https://patchblox.com/security/fix/microsoft/kb5089548",
      "released": "2026-05-12T00:00:00Z",
      "fixedVersion": "28000.2113",
      "priority": "Urgent",
      "cveCount": 62,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5083768",
      "url": "https://patchblox.com/security/fix/microsoft/kb5083768",
      "released": "2026-04-14T00:00:00Z",
      "fixedVersion": "28000.1836",
      "priority": "Patch now",
      "cveCount": 116,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5079466",
      "url": "https://patchblox.com/security/fix/microsoft/kb5079466",
      "released": "2026-03-10T00:00:00Z",
      "fixedVersion": "28000.1719",
      "priority": "Urgent",
      "cveCount": 40,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5077179",
      "url": "https://patchblox.com/security/fix/microsoft/kb5077179",
      "released": "2026-02-10T00:00:00Z",
      "fixedVersion": "28000.1575",
      "priority": "Patch now",
      "cveCount": 25,
      "exploitedCveCount": 5
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-12T07:53:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}