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7.5High

CVE-2026-108131Active Directory Federation Services (AD FS) Spoofing Vulnerability

Microsoft Windows 10 Version 1607; Microsoft Windows 10 Version 1809; Microsoft Windows 10 Version 21H2; Microsoft Windows 10 Version 22H2 Published: (19 days ago)

Description

No cwe for this issue in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.

Weakness (CWE): CWE-295CWE-290

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
microsoft windows 10 1607 10.0.14393.0 – < 10.0.14393.9612
microsoft windows 10 1809 10.0.17763.0 – < 10.0.17763.9376
microsoft windows 10 21H2 10.0.19044.0 – < 10.0.19044.7807
microsoft windows 10 22H2 10.0.19045.0 – < 10.0.19045.7807
Microsoft Windows 10 Version 1607 10.0.14393.0 – < 10.0.14393.9612
Microsoft Windows 10 Version 1809 10.0.17763.0 – < 10.0.17763.9376
Microsoft Windows 10 Version 21H2 10.0.19044.0 – < 10.0.19044.7807
Microsoft Windows 10 Version 22H2 10.0.19045.0 – < 10.0.19045.7807
microsoft windows 11 23H2 10.0.22631.0 – < 10.0.22631.7652
microsoft windows 11 24H2 10.0.26100.0 – < 10.0.26100.9711
microsoft windows 11 25H2 10.0.26200.0 – < 10.0.26200.9711
microsoft windows 11 26H1 10.0.28000.0 – < 10.0.28000.3231
Microsoft Windows 11 version 23H2 10.0.22631.0 – < 10.0.22631.7652
Microsoft Windows 11 Version 24H2 10.0.26100.0 – < 10.0.26100.9711
Microsoft Windows 11 Version 25H2 10.0.26200.0 – < 10.0.26200.9711
Microsoft Windows 11 version 26H1 10.0.28000.0 – < 10.0.28000.3231
Microsoft Windows 11 Version 26H2 10.0.26300.0 – < 10.0.26300.9711
microsoft windows 11 version 26h2 for arm64-based systems 10.0.26300.0 – < 10.0.26300.9711
Microsoft Windows Server 2012 6.2.9200.0 – < 6.2.9200.26434
Microsoft Windows Server 2012 R2 6.3.9600.0 – < 6.3.9600.23470
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – < 6.3.9600.23470
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – < 6.2.9200.26434
Microsoft Windows Server 2016 10.0.14393.0 – < 10.0.14393.9612
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – < 10.0.14393.9612
Microsoft Windows Server 2019 10.0.17763.0 – < 10.0.17763.9376
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – < 10.0.17763.9376
Microsoft Windows Server 2022 10.0.20348.0 – < 10.0.20348.5761
Microsoft Windows Server 2025 10.0.26100.0 – < 10.0.26100.33650
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – < 10.0.26100.33650

References and patches

Recent CVEs in the same product — Windows 10

7.0High
CVE-2026-108135

Windows Backup Engine Elevation of Privilege Vulnerability

Microsoft Windows 10 Version 21H2; Microsoft Windows 10 Version 22H2; Microsoft Windows 11 version 23H2; Microsoft Windows 11 Version 23H2

Improper link resolution before file access ('link following') in Windows Backup Engine allows an authorized attacker to elevate privileges locally.

6.5Medium
CVE-2026-108129

Role: DNS Server Information Disclosure Vulnerability

Microsoft Windows 10 Version 1607; Microsoft Windows 10 Version 1809; Microsoft Windows 10 Version 21H2; Microsoft Windows 10 Version 22H2

Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.

1.1%EPSS
6.5Medium
CVE-2026-108127

Role: DNS Server Information Disclosure Vulnerability

Microsoft Windows 10 Version 1607; Microsoft Windows 10 Version 1809; Microsoft Windows 10 Version 21H2; Microsoft Windows 10 Version 22H2

Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.

1.1%EPSS