Microsoft · Security update · January 13, 2026

KB5073177: January 2026 security update

KB5073177, released January 13, 2026, fixes 1 CVE in Microsoft SQL Server 2025 for x64-based Systems (GDR). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0125
69th percentile

Applies to

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
High CVE-2026-20803 SQL Server Elevation of Privilege 7.2 0.0125 Exploitation Less Likely
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