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January 13, 2026—KB5073379 (OS Build 26100.32230)

🗓️ 13 Jan 2026 16:00:00Reported by MicrosoftType 
mskb
 mskb
🔗 support.microsoft.com👁 129 Views

Security update for Windows Server 2025 with fixes, improvements, and last month updates; new January 2026 identifiers.

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13 Jan 2026 16:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.17.8 - 9.8
EPSS0.99859
SSVC
129