# KB5001992: July 2021 security update

KB5001992, released July 13, 2021, fixes 5 CVEs in Microsoft SharePoint Foundation 2013 Service Pack 1. 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/kb5001992
- Platform: Microsoft
- Released: Jul 13, 2021
- Priority: Urgent (Closes CVE-2021-34467, exploitation more likely)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/5001992

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft SharePoint Foundation 2013 Service Pack 1](https://patchblox.com/security/data/product/microsoft/microsoft-sharepoint-foundation-2013-service-pack-1.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-34467](https://patchblox.com/security/data/cve/CVE-2021-34467.md) | Urgent | Microsoft Office SharePoint | 7.1 | 0.0659 | More likely |
| [CVE-2021-34520](https://patchblox.com/security/data/cve/CVE-2021-34520.md) | Urgent | Microsoft Office SharePoint | 8.1 | 0.0443 | More likely |
| [CVE-2021-34468](https://patchblox.com/security/data/cve/CVE-2021-34468.md) | Urgent | Microsoft Office SharePoint | 7.1 | 0.0215 | More likely |
| [CVE-2021-34519](https://patchblox.com/security/data/cve/CVE-2021-34519.md) | Routine | Microsoft Office SharePoint | 5.3 | 0.0614 |  |
| [CVE-2021-34517](https://patchblox.com/security/data/cve/CVE-2021-34517.md) | Routine | Microsoft Office SharePoint | 5.3 | 0.0197 |  |

---

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo