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Active Directory Federation Services (AD FS) Spoofing Vulnerability

🗓️ 13 Oct 2026 14:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 25 Views

Improper certificate validation in Active Directory Federation Services allows spoofing.

Related
Detection
ReporterTitlePublishedViews
Family
nessus
Tenable Nessus		Amazon Linux 2023 : aspnetcore-runtime-8.0, aspnetcore-runtime-dbg-8.0, aspnetcore-targeting-pack-8.0 (ALAS2023-2026-3367)
30 Oct 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 10 : .NET 8.0 (ALSA-2026:86168)
21 Oct 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9 : .NET 8.0 (ALSA-2026:86169)
21 Oct 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 8 : .NET 8.0 (ALSA-2026:86594)
21 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 10.2 [CIQ] Security Update: aspnetcore-runtime-8.0 / aspnetcore-runtime-dbg-8.0 / etc Multiple Vulnerabilities (crlsa-2026_86168)
22 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8 [CIQ] Security Update: aspnetcore-runtime-8.0 / aspnetcore-runtime-dbg-8.0 / etc Multiple Vulnerabilities (crlsa-2026_86594)
22 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 9 [CIQ] Security Update: aspnetcore-runtime-8.0 / aspnetcore-runtime-dbg-8.0 / etc Multiple Vulnerabilities (crlsa-2026_86169)
22 Oct 202600:00
–nessus
nessus
Tenable Nessus		Fedora 44 : dotnet8.0 (2026-6cdafc7e45)
25 Oct 202600:00
–nessus
nessus
Tenable Nessus		Fedora 43 : dotnet8.0 (2026-aca7a82c77)
25 Oct 202600:00
–nessus
nessus
Tenable Nessus		MiracleLinux 8 : dotnet8.0-8.0.132-2.el8_10.ML.1 (AXSA:2026-2120:20)
23 Oct 202600:00
–nessus
Rows per page
Vulners
Node
OR
microsoft.net_frameworkRange<2.0.50727.8987 AND 3.0.30729.8982 AND 4.7.4150.0
microsoft.net_frameworkRange<2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0
microsoft.net_frameworkRange<2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.4811.0
microsoft.net_frameworkRange<2.0.50727.9073 AND 3.0.30729.9070 AND 4.7.4150.0
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microsoft.net_frameworkRange<2.0.50727.9073 AND 3.0.30729.9070 AND 4.7.4150.0
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microsoft.net_frameworkRange<2.0.50727.9073 AND 3.0.30729.9070 AND 4.8.4811.0
microsoft.net_frameworkRange<2.0.50727.8987 AND 3.0.30729.8982 AND 4.7.4150.0
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microsoft.net_frameworkRange<2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0
microsoft.net_frameworkRange<2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0
microsoft.net_frameworkRange<2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0
microsoftwindows_server_2016Range<10.0.14393.9612
microsoft.net_frameworkRange<2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0
microsoftwindows_server_2012_r2Range<6.3.9600.23470x64
microsoft.net_frameworkRange<2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0
microsoftwindows_10_1607Range<10.0.14393.9612x86
microsoftwindows_server_2016Range<10.0.14393.9612
microsoftwindows_server_2012_r2Range<6.3.9600.23470x64
microsoftwindows_server_2019Range<10.0.17763.9376
microsoftwindows_10_1607Range<10.0.14393.9612x64
microsoftwindows_server_2022Range<10.0.20348.5761
microsoftwindows_server_2025Range<10.0.26100.33650
microsoftwindows_server_2022Range<10.0.20348.5761
microsoftwindows_10_1809Range<10.0.17763.9376x64
microsoftwindows_server_2019Range<10.0.17763.9376
microsoftwindows_10_1809Range<10.0.17763.9376x86
microsoftsystem.security.cryptography.xmlRange<8.0.5
microsoftsystem.security.cryptography.xmlRange<8.0.5
microsoftsystem.security.cryptography.xmlRange<8.0.5

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16 Oct 2026 14:00Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.4
EPSS0.00586
SSVC
Active Directory Federation Servicesspoofingcertificate validation
25