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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-50411

Windows Active Directory Federation Services Denial of Service Vulnerability

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
microsoft

Description

Stack-based buffer overflow in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Microsoft .NET Framework 3.5 AND 4.7.2

  • 4.7.0 to < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0affected

Microsoft Microsoft .NET Framework 3.5 AND 4.8

  • 4.8.0 to < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0affected

Microsoft Microsoft .NET Framework 3.5 AND 4.8.1

  • 4.8.1 to < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0affected

Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2

  • 4.7.0 to < 4.7.4143.0affected

Microsoft Microsoft .NET Framework 4.8

  • 4.8.0 to < 4.8.4803.0affected

Microsoft Microsoft .NET Framework 4.8.1

  • 4.8.0.0 to < 4.8.9340.0affected

Microsoft Windows 10 Version 1607

  • 10.0.14393.0 to < 10.0.14393.9339affected

Microsoft Windows 10 Version 1809

  • 10.0.17763.0 to < 10.0.17763.9020affected

Microsoft Windows 10 Version 21H2

  • 10.0.19044.0 to < 10.0.19044.7548affected

Microsoft Windows 10 Version 22H2

  • 10.0.19045.0 to < 10.0.19045.7548affected

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.8875affected

Microsoft Windows 11 Version 25H2

  • 10.0.26200.0 to < 10.0.26200.8875affected

Microsoft Windows 11 version 26H1

  • 10.0.28000.0 to < 10.0.28000.2525affected

Microsoft Windows Server 2012

  • 6.2.9200.0 to < 6.2.9200.26226affected

Microsoft Windows Server 2012 (Server Core installation)

  • 6.2.9200.0 to < 6.2.9200.26226affected

Microsoft Windows Server 2012 R2

  • 6.3.9600.0 to < 6.3.9600.23291affected

Microsoft Windows Server 2012 R2 (Server Core installation)

  • 6.3.9600.0 to < 6.3.9600.23291affected

Microsoft Windows Server 2016

  • 10.0.14393.0 to < 10.0.14393.9339affected

Microsoft Windows Server 2016 (Server Core installation)

  • 10.0.14393.0 to < 10.0.14393.9339affected

Microsoft Windows Server 2019

  • 10.0.17763.0 to < 10.0.17763.9020affected

Microsoft Windows Server 2019 (Server Core installation)

  • 10.0.17763.0 to < 10.0.17763.9020affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.5386affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.33158affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.33158affected

References