Microsoft · Out-of-band update · October 23, 2025
KB5070883: October 2025 cumulative update for Windows 10 1809
KB5070883, released October 23, 2025, fixes 1 CVE across 2 products. One of them is being exploited (CVE-2025-59287); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEV
CVEs closed
1
1 rated Critical
Exploited
1
CVE-2025-59287
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.9998
99th percentile
Applies to
| Product | Build after install |
|---|---|
| Windows Server 2019 | 17763.7922 |
| Windows Server 2019 (Server Core installation) | 17763.7922 |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2025-59287 | Windows Server Update Service | Remote Code Execution | 9.8 | 0.9998 | KEVExploited |
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