# CVE-2021-1719: Microsoft SharePoint Elevation of Privilege Vulnerability

CVE-2021-1719 is fixed in 2 products on 1 platform, first by KB4493163, released January 12, 2021. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2021-1719
- Priority: High
- CVSS: 8.0 (Important)
- EPSS: 0.0240
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jan 12, 2021
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1719

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |  | [KB4493163](https://patchblox.com/security/data/fix/microsoft/kb4493163.md) | Jan 12, 2021 |
| Microsoft | Microsoft SharePoint Server 2019 |  | [KB4493162](https://patchblox.com/security/data/fix/microsoft/kb4493162.md) | Jan 12, 2021 |

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Data as of 2026-11-08T19:12:23Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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