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CVE-2026-96222

🗓️ 13 Oct 2026 19:00:31Reported by microsoftType 
cve
 cve
🔗 web.nvd.nist.gov👁 101 Views

Improper certificate validation in Active Directory Federation Services allows spoofing.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
OR
microsoftwindows_10_1607Range<10.0.14393.9612x64
microsoftwindows_10_1607Range<10.0.14393.9612x86
microsoftwindows_10_1809Range<10.0.17763.9376x64
microsoftwindows_10_1809Range<10.0.17763.9376x86
microsoftwindows_server_2016Range<10.0.14393.9612x64
microsoftwindows_server_2019Range<10.0.17763.9376x64
microsoftwindows_server_2022Range<10.0.20348.5761x64
microsoftwindows_server_2025Range<10.0.26100.33650x64
Node
AND
microsoft.netRange8.0.0–8.0.5
Node
OR
microsoftvisual_studio_2022Range17.14.0–17.14.42-
microsoftvisual_studio_2026Range18.10.0–18.10.4-
[
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 3.5",
    "platforms": [
      "Windows 11 version 26H1",
      "Windows Server 2012",
      "Windows Server 2012 R2"
    ],
    "versions": [
      {
        "version": "3.5.0",
        "lessThan": "2.0.50727.9188 AND 3.0.30729.9171",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2",
    "platforms": [
      "Windows 10 version 1607",
      "Windows Server 2016",
      "Windows Server 2019"
    ],
    "versions": [
      {
        "version": "3.0.0.0",
        "lessThan": "2.0.50727.8987 AND 3.0.30729.8982 AND 4.7.4150.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 3.5 AND 4.7.2",
    "platforms": [
      "Windows 10 version 1809"
    ],
    "versions": [
      {
        "version": "4.7.0",
        "lessThan": "2.0.50727.9073 AND 3.0.30729.9070 AND 4.7.4150.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 3.5 AND 4.8",
    "platforms": [
      "Windows 10 version 1809",
      "Windows 10 version 21H2",
      "Windows 10 version 22H2",
      "Windows Server 2019",
      "Windows Server 2022"
    ],
    "versions": [
      {
        "version": "4.8.0",
        "lessThan": "2.0.50727.9073 AND 3.0.30729.9070 AND 4.8.4811.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 3.5 AND 4.8.1",
    "platforms": [
      "Windows 10 version 21H2",
      "Windows 10 version 22H2",
      "Windows 11 version 23H2",
      "Windows 11 version 24H2",
      "Windows 11 version 25H2",
      "Windows 11 version 26H2",
      "Windows Server 2022",
      "Windows Server 2025"
    ],
    "versions": [
      {
        "version": "4.8.1",
        "lessThan": "2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2",
    "platforms": [
      "Windows Server 2012",
      "Windows Server 2012 R2"
    ],
    "versions": [
      {
        "version": "4.7.0",
        "lessThan": "4.7.4150.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 4.8",
    "platforms": [
      "Windows 10 version 1607",
      "Windows Server 2012",
      "Windows Server 2012 R2",
      "Windows Server 2016"
    ],
    "versions": [
      {
        "version": "4.8.0",
        "lessThan": "4.8.4811.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft .NET Framework 4.8.1",
    "platforms": [
      "Windows 11 version 26H1"
    ],
    "versions": [
      {
        "version": "4.8.0.0",
        "lessThan": "4.8.9363.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2022 version 17.14",
    "versions": [
      {
        "version": "17.14.0",
        "lessThan": "17.14.42",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2026 version 18.10",
    "versions": [
      {
        "version": "18.10.0",
        "lessThan": "18.10.4",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "System.Security.Cryptography.Xml",
    "platforms": [
      ".NET 8.0 runtime installed on Linux",
      ".NET 8.0 runtime installed on Mac OS",
      ".NET 8.0 runtime installed on Windows"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "8.0.5",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1607",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.14393.0",
        "lessThan": "10.0.14393.9612",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1809",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.17763.0",
        "lessThan": "10.0.17763.9376",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2012 R2",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "6.3.9600.0",
        "lessThan": "6.3.9600.23470",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2012 R2 (Server Core installation)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "6.3.9600.0",
        "lessThan": "6.3.9600.23470",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2016",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.14393.0",
        "lessThan": "10.0.14393.9612",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2016 (Server Core installation)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.14393.0",
        "lessThan": "10.0.14393.9612",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2019",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.17763.0",
        "lessThan": "10.0.17763.9376",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2019 (Server Core installation)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.17763.0",
        "lessThan": "10.0.17763.9376",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2022",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.20348.0",
        "lessThan": "10.0.20348.5761",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2025",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.26100.0",
        "lessThan": "10.0.26100.33650",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2025 (Server Core installation)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.26100.0",
        "lessThan": "10.0.26100.33650",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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31 Oct 2026 18:06Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.4
EPSS0.00586
SSVC
101