Vulnerability in Microsoft Windows 10 Version 1607
CVE-2026-50324
Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
- Microsoft Windows 10 Version 1809 — versions 10.0.17763.0
- Microsoft Windows Server 2012 R2 — versions 6.3.9600.0
- Microsoft Windows Server 2012 R2 (Server Core Installation) — versions 6.3.9600.0
- Microsoft Windows Server 2016 — versions 10.0.14393.0
- Microsoft Windows Server 2016 (Server Core Installation) — versions 10.0.14393.0
- Microsoft Windows Server 2019 — versions 10.0.17763.0
- Microsoft Windows Server 2019 (Server Core Installation) — versions 10.0.17763.0
- Microsoft Windows Server 2022 — versions 10.0.20348.0
- Microsoft Windows Server 2025 — versions 10.0.26100.0
Weakness classification (CWE)
References
- secure@microsoft.com (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2026-50324?
- CVE-2026-50324 is a medium-severity vulnerability in Microsoft Windows 10 Version 1607, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.9/10. Published 2026-07-14.
- How severe is CVE-2026-50324?
- Medium severity. CVSS v3 base score is 5.9 out of 10.