Microsoft · Security update · October 13, 2026
KB5002927: October 2026 security update
KB5002927, released October 13, 2026, fixes 37 CVEs in Microsoft SharePoint Server Subscription Edition. None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
37
2 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Microsoft's assessment
Highest EPSS
0.0204
81st percentile
Priority of the 37 CVEs
Patch now 0
Urgent 2
High 23
Routine 12
Applies to
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Urgent | CVE-2026-97755 | Microsoft Office Excel | Remote Code Execution | 8.8 | 0.0080 | Exploitation Less Likely |
| Urgent | CVE-2026-102866 | Microsoft Office SharePoint | Elevation of Privilege | 8.1 | 0.0067 | Exploitation Less Likely |
| High | CVE-2026-66805 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0204 | Exploitation Less Likely |
| High | CVE-2026-85900 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0152 | Exploitation Less Likely |
| High | CVE-2026-69943 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0116 | Exploitation Less Likely |
| High | CVE-2026-70266 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0108 | Exploitation Less Likely |
| High | CVE-2026-102863 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0102 | Exploitation Less Likely |
| High | CVE-2026-70267 | Microsoft Office SharePoint | Remote Code Execution | 7.2 | 0.0102 | Exploitation Less Likely |
| High | CVE-2026-105013 | Microsoft Office SharePoint | Remote Code Execution | 7.4 | 0.0095 | Exploitation Less Likely |
| High | CVE-2026-88163 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0095 | Exploitation Less Likely |
| High | CVE-2026-88166 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0095 | Exploitation Less Likely |
| High | CVE-2026-70246 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0087 | Exploitation Less Likely |
| High | CVE-2026-96044 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0085 | Exploitation Less Likely |
| High | CVE-2026-88164 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0084 | Exploitation Less Likely |
| High | CVE-2026-108452 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0082 | Exploitation Unlikely |
| High | CVE-2026-88155 | Microsoft Office SharePoint | Remote Code Execution | 8.8 | 0.0082 | Exploitation Less Likely |
| High | CVE-2026-102860 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0081 | Exploitation Less Likely |
| High | CVE-2026-102861 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0081 | Exploitation Less Likely |
| High | CVE-2026-88200 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0081 | Exploitation Less Likely |
| High | CVE-2026-102862 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0079 | Exploitation Less Likely |
| High | CVE-2026-88198 | Microsoft Office SharePoint | Elevation of Privilege | 8.8 | 0.0071 | Exploitation Less Likely |
| High | CVE-2026-88204 | Microsoft Office SharePoint | Spoofing | 7.3 | 0.0063 | Exploitation Less Likely |
| High | CVE-2026-70251 | Microsoft Office SharePoint | Elevation of Privilege | 7.5 | 0.0062 | Exploitation Unlikely |
| High | CVE-2026-70202 | Microsoft Office SharePoint | Elevation of Privilege | 7.5 | 0.0057 | Exploitation Less Likely |
| High | CVE-2026-88206 | Microsoft Office SharePoint | Elevation of Privilege | 7.5 | 0.0057 | Exploitation Less Likely |
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