# KB4486752: December 2020 security update

KB4486752, released December 8, 2020, fixes 2 CVEs in Microsoft SharePoint Server 2019. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb4486752
- Platform: Microsoft
- Released: Dec 8, 2020
- Priority: High (Closes CVE-2020-17115, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/4486752

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft SharePoint Server 2019](https://patchblox.com/security/data/product/microsoft/microsoft-sharepoint-server-2019.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-17115](https://patchblox.com/security/data/cve/CVE-2020-17115.md) | High | Microsoft Office SharePoint | 8.0 | 0.0268 |  |
| [CVE-2020-17120](https://patchblox.com/security/data/cve/CVE-2020-17120.md) | Routine | Microsoft Office SharePoint | 5.3 | 0.0310 |  |

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Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo