{
  "product": "Microsoft .NET Framework 4.8 on Windows RT 8.1",
  "url": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.8-on-windows-rt-8.1",
  "summary": "Patch Radar has 12 security fixes for Microsoft .NET Framework 4.8 on Windows RT 8.1, closing 20 CVEs, 2 of which are being exploited. The newest security fix is KB5021093, released December 13, 2022. This product is no longer supported.",
  "platform": "microsoft",
  "vendor": "Microsoft",
  "supported": false,
  "fixCount": 12,
  "cveCount": 20,
  "exploitedCveCount": 2,
  "unfixedCveCount": 0,
  "fixes": [
    {
      "fix": "KB5021093",
      "url": "https://patchblox.com/security/fix/microsoft/kb5021093",
      "released": "2022-12-13T14:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5020690",
      "url": "https://patchblox.com/security/fix/microsoft/kb5020690",
      "released": "2022-11-08T14:00:00Z",
      "fixedVersion": "",
      "priority": "Routine",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5012331",
      "url": "https://patchblox.com/security/fix/microsoft/kb5012331",
      "released": "2022-04-19T12:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5009721",
      "url": "https://patchblox.com/security/fix/microsoft/kb5009721",
      "released": "2022-01-11T14:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4603004",
      "url": "https://patchblox.com/security/fix/microsoft/kb4603004",
      "released": "2021-02-09T14:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4579979",
      "url": "https://patchblox.com/security/fix/microsoft/kb4579979",
      "released": "2020-10-13T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 2,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4570508",
      "url": "https://patchblox.com/security/fix/microsoft/kb4570508",
      "released": "2020-08-11T12:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4556401",
      "url": "https://patchblox.com/security/fix/microsoft/kb4556401",
      "released": "2020-05-14T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4535104",
      "url": "https://patchblox.com/security/fix/microsoft/kb4535104",
      "released": "2020-01-14T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 3,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4514604",
      "url": "https://patchblox.com/security/fix/microsoft/kb4514604",
      "released": "2019-09-10T12:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4507422",
      "url": "https://patchblox.com/security/fix/microsoft/kb4507422",
      "released": "2019-07-09T12:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 3,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4499408",
      "url": "https://patchblox.com/security/fix/microsoft/kb4499408",
      "released": "2019-05-14T07:00:00Z",
      "fixedVersion": "",
      "priority": "High",
      "cveCount": 4,
      "exploitedCveCount": 0
    }
  ],
  "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"
  }
}