Microsoft · Security update · January 13, 2026
KB5002828: January 2026 security update
KB5002828, released January 13, 2026, fixes 6 CVEs in Microsoft SharePoint Enterprise Server 2016. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
6
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Microsoft's assessment
Highest EPSS
0.1844
97th percentile
Priority of the 6 CVEs
Patch now 0
Urgent 0
High 4
Routine 2
Applies to
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2026-20947 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.1844 | Exploitation Unlikely |
| High | CVE-2026-20951 | Microsoft Office SharePoint | Remote Code Execution | 7.8 | 0.0079 | Exploitation Less Likely |
| High | CVE-2026-20943 | Microsoft Office | Remote Code Execution | 7.0 | 0.0065 | Exploitation Less Likely |
| High | CVE-2026-20948 | Microsoft Office Word | Remote Code Execution | 7.8 | 0.0060 | Exploitation Less Likely |
| Routine | CVE-2026-20959 | Microsoft Office SharePoint | Spoofing | 4.6 | 0.0768 | Exploitation Less Likely |
| Routine | CVE-2026-20958 | Microsoft Office SharePoint | Information Disclosure | 5.4 | 0.0035 | Exploitation Less Likely |
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