# CVE-2020-1439: PerformancePoint Services Remote Code Execution Vulnerability

CVE-2020-1439 is fixed in 5 products on 1 platform, first by KB4484443, released July 14, 2020. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2020-1439
- Priority: Urgent
- CVSS: n/a (Critical)
- EPSS: 0.2027
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jul 14, 2020
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1439

## Description

<p>A remote code execution vulnerability exists in PerformancePoint Services for SharePoint Server when the software fails to check the source markup of XML file input. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the process responsible for deserialization of the XML content.</p> <p>To exploit this vulnerability, an attacker could upload a specially crafted document to a server utilizing an affected product to process content.</p> <p>The security update addresses the vulnerability by correcting how PerformancePoint Services validates the source markup of XML content.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2013 Service Pack 1 |  | [KB4484443](https://patchblox.com/security/data/fix/microsoft/kb4484443.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Enterprise Server 2013 Service Pack 1 |  | [KB4484353](https://patchblox.com/security/data/fix/microsoft/kb4484353.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |  | [KB4484436](https://patchblox.com/security/data/fix/microsoft/kb4484436.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |  | [KB4484440](https://patchblox.com/security/data/fix/microsoft/kb4484440.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Foundation 2013 Service Pack 1 |  | [KB4484448](https://patchblox.com/security/data/fix/microsoft/kb4484448.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Foundation 2013 Service Pack 1 |  | [KB4484411](https://patchblox.com/security/data/fix/microsoft/kb4484411.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Server 2010 Service Pack 2 |  | [KB4484374](https://patchblox.com/security/data/fix/microsoft/kb4484374.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Server 2019 |  | [KB4484453](https://patchblox.com/security/data/fix/microsoft/kb4484453.md) | Jul 14, 2020 |
| Microsoft | Microsoft SharePoint Server 2019 |  | [KB4484451](https://patchblox.com/security/data/fix/microsoft/kb4484451.md) | Jul 14, 2020 |

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Data as of 2026-11-08T06:59:42Z 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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