# KB5002850: March 2026 security update

KB5002850, released March 10, 2026, fixes 4 CVEs in Microsoft SharePoint Enterprise Server 2016. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb5002850
- Platform: Microsoft
- Released: Mar 10, 2026
- Priority: Urgent (Closes CVE-2026-26113, rated Critical)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/5002850

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft SharePoint Enterprise Server 2016](https://patchblox.com/security/data/product/microsoft/microsoft-sharepoint-enterprise-server-2016.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-26113](https://patchblox.com/security/data/cve/CVE-2026-26113.md) | Urgent | Microsoft Office | 8.4 | 0.0061 |  |
| [CVE-2026-26114](https://patchblox.com/security/data/cve/CVE-2026-26114.md) | High | Microsoft Office SharePoint | 8.8 | 0.0343 |  |
| [CVE-2026-26106](https://patchblox.com/security/data/cve/CVE-2026-26106.md) | High | Microsoft Office SharePoint | 8.8 | 0.0158 |  |
| [CVE-2026-26105](https://patchblox.com/security/data/cve/CVE-2026-26105.md) | High | Microsoft Office SharePoint | 8.1 | 0.0130 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo