{
  "product": "Windows 10 Version 21H2 for 32-bit Systems",
  "url": "https://patchblox.com/security/product/microsoft/windows-10-version-21h2-for-32-bit-systems",
  "summary": "Patch Radar has 64 security fixes for Windows 10 Version 21H2 for 32-bit Systems, closing 5,081 CVEs, 99 of which are being exploited. The newest security fix is KB5131096, released November 10, 2026.",
  "platform": "microsoft",
  "vendor": "Microsoft",
  "supported": true,
  "fixCount": 64,
  "cveCount": 5081,
  "exploitedCveCount": 99,
  "unfixedCveCount": 0,
  "fixes": [
    {
      "fix": "KB5131096",
      "url": "https://patchblox.com/security/fix/microsoft/kb5131096",
      "released": "2026-11-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 547,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5126657",
      "url": "https://patchblox.com/security/fix/microsoft/kb5126657",
      "released": "2026-10-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 954,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5122878",
      "url": "https://patchblox.com/security/fix/microsoft/kb5122878",
      "released": "2026-09-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 578,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5120249",
      "url": "https://patchblox.com/security/fix/microsoft/kb5120249",
      "released": "2026-08-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 160,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5099539",
      "url": "https://patchblox.com/security/fix/microsoft/kb5099539",
      "released": "2026-07-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 310,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5094127",
      "url": "https://patchblox.com/security/fix/microsoft/kb5094127",
      "released": "2026-06-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 142,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5087544",
      "url": "https://patchblox.com/security/fix/microsoft/kb5087544",
      "released": "2026-05-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 54,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5082200",
      "url": "https://patchblox.com/security/fix/microsoft/kb5082200",
      "released": "2026-04-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 104,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5078885",
      "url": "https://patchblox.com/security/fix/microsoft/kb5078885",
      "released": "2026-03-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 43,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5075912",
      "url": "https://patchblox.com/security/fix/microsoft/kb5075912",
      "released": "2026-02-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 24,
      "exploitedCveCount": 5
    },
    {
      "fix": "KB5073724",
      "url": "https://patchblox.com/security/fix/microsoft/kb5073724",
      "released": "2026-01-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 72,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5071546",
      "url": "https://patchblox.com/security/fix/microsoft/kb5071546",
      "released": "2025-12-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 28,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5068781",
      "url": "https://patchblox.com/security/fix/microsoft/kb5068781",
      "released": "2025-11-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 33,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5066791",
      "url": "https://patchblox.com/security/fix/microsoft/kb5066791",
      "released": "2025-10-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 98,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5065429",
      "url": "https://patchblox.com/security/fix/microsoft/kb5065429",
      "released": "2025-09-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 49,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5063709",
      "url": "https://patchblox.com/security/fix/microsoft/kb5063709",
      "released": "2025-08-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 44,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5062554",
      "url": "https://patchblox.com/security/fix/microsoft/kb5062554",
      "released": "2025-07-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 75,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5060533",
      "url": "https://patchblox.com/security/fix/microsoft/kb5060533",
      "released": "2025-06-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 34,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5058379",
      "url": "https://patchblox.com/security/fix/microsoft/kb5058379",
      "released": "2025-05-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 36,
      "exploitedCveCount": 5
    },
    {
      "fix": "KB5055518",
      "url": "https://patchblox.com/security/fix/microsoft/kb5055518",
      "released": "2025-04-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 61,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5053606",
      "url": "https://patchblox.com/security/fix/microsoft/kb5053606",
      "released": "2025-03-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 31,
      "exploitedCveCount": 6
    },
    {
      "fix": "KB5051974",
      "url": "https://patchblox.com/security/fix/microsoft/kb5051974",
      "released": "2025-02-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 32,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5049981",
      "url": "https://patchblox.com/security/fix/microsoft/kb5049981",
      "released": "2025-01-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 121,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5048652",
      "url": "https://patchblox.com/security/fix/microsoft/kb5048652",
      "released": "2024-12-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 46,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5046613",
      "url": "https://patchblox.com/security/fix/microsoft/kb5046613",
      "released": "2024-11-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 31,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5046400",
      "url": "https://patchblox.com/security/fix/microsoft/kb5046400",
      "released": "2024-10-08T12:00:00Z",
      "fixedVersion": "",
      "priority": "Routine",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5044273",
      "url": "https://patchblox.com/security/fix/microsoft/kb5044273",
      "released": "2024-10-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 58,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5043064",
      "url": "https://patchblox.com/security/fix/microsoft/kb5043064",
      "released": "2024-09-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 29,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5042320",
      "url": "https://patchblox.com/security/fix/microsoft/kb5042320",
      "released": "2024-08-13T12:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5041580",
      "url": "https://patchblox.com/security/fix/microsoft/kb5041580",
      "released": "2024-08-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 45,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB5040427",
      "url": "https://patchblox.com/security/fix/microsoft/kb5040427",
      "released": "2024-07-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 76,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5039211",
      "url": "https://patchblox.com/security/fix/microsoft/kb5039211",
      "released": "2024-06-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 28,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5037768",
      "url": "https://patchblox.com/security/fix/microsoft/kb5037768",
      "released": "2024-05-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 47,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5036892",
      "url": "https://patchblox.com/security/fix/microsoft/kb5036892",
      "released": "2024-04-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 63,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5035845",
      "url": "https://patchblox.com/security/fix/microsoft/kb5035845",
      "released": "2024-03-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 35,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5034763",
      "url": "https://patchblox.com/security/fix/microsoft/kb5034763",
      "released": "2024-02-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 38,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5034122",
      "url": "https://patchblox.com/security/fix/microsoft/kb5034122",
      "released": "2024-01-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 34,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5033372",
      "url": "https://patchblox.com/security/fix/microsoft/kb5033372",
      "released": "2023-12-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 15,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5032192",
      "url": "https://patchblox.com/security/fix/microsoft/kb5032192",
      "released": "2023-11-14T00:00:00Z",
      "fixedVersion": "22000.2600",
      "priority": "Patch now",
      "cveCount": 32,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB5032189",
      "url": "https://patchblox.com/security/fix/microsoft/kb5032189",
      "released": "2023-11-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 28,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB5031356",
      "url": "https://patchblox.com/security/fix/microsoft/kb5031356",
      "released": "2023-10-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 73,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5030211",
      "url": "https://patchblox.com/security/fix/microsoft/kb5030211",
      "released": "2023-09-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 16,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5029244",
      "url": "https://patchblox.com/security/fix/microsoft/kb5029244",
      "released": "2023-08-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 33,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5028166",
      "url": "https://patchblox.com/security/fix/microsoft/kb5028166",
      "released": "2023-07-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 80,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5027215",
      "url": "https://patchblox.com/security/fix/microsoft/kb5027215",
      "released": "2023-06-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 29,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5026361",
      "url": "https://patchblox.com/security/fix/microsoft/kb5026361",
      "released": "2023-05-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 21,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5025221",
      "url": "https://patchblox.com/security/fix/microsoft/kb5025221",
      "released": "2023-04-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 56,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5023696",
      "url": "https://patchblox.com/security/fix/microsoft/kb5023696",
      "released": "2023-03-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 54,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5022834",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022834",
      "released": "2023-02-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 35,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5022282",
      "url": "https://patchblox.com/security/fix/microsoft/kb5022282",
      "released": "2023-01-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 66,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5021233",
      "url": "https://patchblox.com/security/fix/microsoft/kb5021233",
      "released": "2022-12-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 26,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5019959",
      "url": "https://patchblox.com/security/fix/microsoft/kb5019959",
      "released": "2022-11-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 39,
      "exploitedCveCount": 6
    },
    {
      "fix": "KB5018410",
      "url": "https://patchblox.com/security/fix/microsoft/kb5018410",
      "released": "2022-10-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 63,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5017308",
      "url": "https://patchblox.com/security/fix/microsoft/kb5017308",
      "released": "2022-09-13T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 38,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5012170",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012170",
      "released": "2022-08-09T12:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 4,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5016616",
      "url": "https://patchblox.com/security/fix/microsoft/kb5016616",
      "released": "2022-08-09T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 62,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5015807",
      "url": "https://patchblox.com/security/fix/microsoft/kb5015807",
      "released": "2022-07-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 48,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5014699",
      "url": "https://patchblox.com/security/fix/microsoft/kb5014699",
      "released": "2022-06-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 32,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB5013942",
      "url": "https://patchblox.com/security/fix/microsoft/kb5013942",
      "released": "2022-05-10T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 60,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5012599",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012599",
      "released": "2022-04-12T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 96,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5011487",
      "url": "https://patchblox.com/security/fix/microsoft/kb5011487",
      "released": "2022-03-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 31,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5010342",
      "url": "https://patchblox.com/security/fix/microsoft/kb5010342",
      "released": "2022-02-08T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 21,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB5009543",
      "url": "https://patchblox.com/security/fix/microsoft/kb5009543",
      "released": "2022-01-11T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 80,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB5008212",
      "url": "https://patchblox.com/security/fix/microsoft/kb5008212",
      "released": "2021-12-14T00:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 32,
      "exploitedCveCount": 2
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-12T19:57:06Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}