{
  "product": "Internet Explorer 11 on Windows RT 8.1",
  "url": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-rt-8.1",
  "summary": "Patch Radar has 56 security fixes for Internet Explorer 11 on Windows RT 8.1, closing 307 CVEs, 21 of which are being exploited. The newest security fix is KB5003209, released May 11, 2021. This product is no longer supported.",
  "platform": "microsoft",
  "vendor": "Microsoft",
  "supported": false,
  "fixCount": 56,
  "cveCount": 307,
  "exploitedCveCount": 21,
  "unfixedCveCount": 0,
  "fixes": [
    {
      "fix": "KB5003209",
      "url": "https://patchblox.com/security/fix/microsoft/kb5003209",
      "released": "2021-05-11T12:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 13,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB5000848",
      "url": "https://patchblox.com/security/fix/microsoft/kb5000848",
      "released": "2021-03-09T14:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 28,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4586845",
      "url": "https://patchblox.com/security/fix/microsoft/kb4586845",
      "released": "2020-11-10T14:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 34,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4577066",
      "url": "https://patchblox.com/security/fix/microsoft/kb4577066",
      "released": "2020-09-08T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 49,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4571703",
      "url": "https://patchblox.com/security/fix/microsoft/kb4571703",
      "released": "2020-08-11T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 58,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4565541",
      "url": "https://patchblox.com/security/fix/microsoft/kb4565541",
      "released": "2020-07-14T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 43,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4561666",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561666",
      "released": "2020-06-09T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 46,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4556846",
      "url": "https://patchblox.com/security/fix/microsoft/kb4556846",
      "released": "2020-05-12T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 37,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4550961",
      "url": "https://patchblox.com/security/fix/microsoft/kb4550961",
      "released": "2020-04-14T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 43,
      "exploitedCveCount": 4
    },
    {
      "fix": "KB4541509",
      "url": "https://patchblox.com/security/fix/microsoft/kb4541509",
      "released": "2020-03-10T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 60,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4537821",
      "url": "https://patchblox.com/security/fix/microsoft/kb4537821",
      "released": "2020-02-11T14:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 54,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4534297",
      "url": "https://patchblox.com/security/fix/microsoft/kb4534297",
      "released": "2020-01-14T08:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 27,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4530702",
      "url": "https://patchblox.com/security/fix/microsoft/kb4530702",
      "released": "2019-12-10T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 11,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4525243",
      "url": "https://patchblox.com/security/fix/microsoft/kb4525243",
      "released": "2019-11-12T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 39,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB4520005",
      "url": "https://patchblox.com/security/fix/microsoft/kb4520005",
      "released": "2019-10-08T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 27,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4516067",
      "url": "https://patchblox.com/security/fix/microsoft/kb4516067",
      "released": "2019-09-10T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 37,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4512488",
      "url": "https://patchblox.com/security/fix/microsoft/kb4512488",
      "released": "2019-08-13T12:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 41,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4507448",
      "url": "https://patchblox.com/security/fix/microsoft/kb4507448",
      "released": "2019-07-09T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 30,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4503276",
      "url": "https://patchblox.com/security/fix/microsoft/kb4503276",
      "released": "2019-06-11T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 41,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4499151",
      "url": "https://patchblox.com/security/fix/microsoft/kb4499151",
      "released": "2019-05-14T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 30,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4493446",
      "url": "https://patchblox.com/security/fix/microsoft/kb4493446",
      "released": "2019-04-09T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 39,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB4489881",
      "url": "https://patchblox.com/security/fix/microsoft/kb4489881",
      "released": "2019-03-12T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 32,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4487000",
      "url": "https://patchblox.com/security/fix/microsoft/kb4487000",
      "released": "2019-02-12T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 29,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4480963",
      "url": "https://patchblox.com/security/fix/microsoft/kb4480963",
      "released": "2019-01-08T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 19,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4483187",
      "url": "https://patchblox.com/security/fix/microsoft/kb4483187",
      "released": "2018-12-19T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 1,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4471320",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471320",
      "released": "2018-12-11T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 13,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4467697",
      "url": "https://patchblox.com/security/fix/microsoft/kb4467697",
      "released": "2018-11-13T14:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 18,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4462926",
      "url": "https://patchblox.com/security/fix/microsoft/kb4462926",
      "released": "2018-10-09T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 17,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4457129",
      "url": "https://patchblox.com/security/fix/microsoft/kb4457129",
      "released": "2018-09-11T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 25,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB4343898",
      "url": "https://patchblox.com/security/fix/microsoft/kb4343898",
      "released": "2018-08-14T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 22,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4338815",
      "url": "https://patchblox.com/security/fix/microsoft/kb4338815",
      "released": "2018-07-10T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 14,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4284815",
      "url": "https://patchblox.com/security/fix/microsoft/kb4284815",
      "released": "2018-06-12T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 11,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4103725",
      "url": "https://patchblox.com/security/fix/microsoft/kb4103725",
      "released": "2018-05-08T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 21,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4093114",
      "url": "https://patchblox.com/security/fix/microsoft/kb4093114",
      "released": "2018-04-10T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 35,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4088876",
      "url": "https://patchblox.com/security/fix/microsoft/kb4088876",
      "released": "2018-03-13T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 28,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4074594",
      "url": "https://patchblox.com/security/fix/microsoft/kb4074594",
      "released": "2018-02-13T08:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 14,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4056895",
      "url": "https://patchblox.com/security/fix/microsoft/kb4056895",
      "released": "2018-01-18T08:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 12,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4054519",
      "url": "https://patchblox.com/security/fix/microsoft/kb4054519",
      "released": "2017-12-12T14:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 14,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4048958",
      "url": "https://patchblox.com/security/fix/microsoft/kb4048958",
      "released": "2017-11-14T08:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 22,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4041693",
      "url": "https://patchblox.com/security/fix/microsoft/kb4041693",
      "released": "2017-10-10T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 29,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4038792",
      "url": "https://patchblox.com/security/fix/microsoft/kb4038792",
      "released": "2017-09-12T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 36,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4034681",
      "url": "https://patchblox.com/security/fix/microsoft/kb4034681",
      "released": "2017-08-08T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 17,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4025336",
      "url": "https://patchblox.com/security/fix/microsoft/kb4025336",
      "released": "2017-07-11T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 29,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB4022726",
      "url": "https://patchblox.com/security/fix/microsoft/kb4022726",
      "released": "2017-06-13T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 58,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4019215",
      "url": "https://patchblox.com/security/fix/microsoft/kb4019215",
      "released": "2017-05-09T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 28,
      "exploitedCveCount": 3
    },
    {
      "fix": "KB4015550",
      "url": "https://patchblox.com/security/fix/microsoft/kb4015550",
      "released": "2017-04-11T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 27,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB4012216",
      "url": "https://patchblox.com/security/fix/microsoft/kb4012216",
      "released": "2017-03-14T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 52,
      "exploitedCveCount": 12
    },
    {
      "fix": "KB3205401",
      "url": "https://patchblox.com/security/fix/microsoft/kb3205401",
      "released": "2016-12-13T08:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 15,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB3197874",
      "url": "https://patchblox.com/security/fix/microsoft/kb3197874",
      "released": "2016-11-08T08:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 34,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB3185331",
      "url": "https://patchblox.com/security/fix/microsoft/kb3185331",
      "released": "2016-10-11T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 27,
      "exploitedCveCount": 2
    },
    {
      "fix": "KB3185319",
      "url": "https://patchblox.com/security/fix/microsoft/kb3185319",
      "released": "2016-09-13T12:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 9,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB3175443",
      "url": "https://patchblox.com/security/fix/microsoft/kb3175443",
      "released": "2016-08-09T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 8,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB3170106",
      "url": "https://patchblox.com/security/fix/microsoft/kb3170106",
      "released": "2016-07-12T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 14,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB3160005",
      "url": "https://patchblox.com/security/fix/microsoft/kb3160005",
      "released": "2016-06-14T12:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 10,
      "exploitedCveCount": 0
    },
    {
      "fix": "KB3154070",
      "url": "https://patchblox.com/security/fix/microsoft/kb3154070",
      "released": "2016-05-10T07:00:00Z",
      "fixedVersion": "",
      "priority": "Patch now",
      "cveCount": 4,
      "exploitedCveCount": 1
    },
    {
      "fix": "KB3148198",
      "url": "https://patchblox.com/security/fix/microsoft/kb3148198",
      "released": "2016-04-12T07:00:00Z",
      "fixedVersion": "",
      "priority": "Urgent",
      "cveCount": 5,
      "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"
  }
}