# CVE-2020-1199: Windows Feedback Hub Elevation of Privilege Vulnerability

CVE-2020-1199 is fixed in 8 products on 1 platform, first by KB4561602, released June 9, 2020. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2020-1199
- Priority: High
- CVSS: 7.8 (Important)
- EPSS: 0.0088
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jun 9, 2020
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1199

## Description

<p>An elevation of privilege vulnerability exists when the Windows Feedback Hub improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run processes in an elevated context.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system with Windows Mixed Reality installed. An attacker could then run a specially crafted application to take control of an affected system.</p> <p>The security update addresses the vulnerability by correcting how the Feedback Hub handles objects in memory.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1709 for x64-based Systems | 16299.1932 | [KB4561602](https://patchblox.com/security/data/fix/microsoft/kb4561602.md) | Jun 9, 2020 |
| Microsoft | Windows 10 Version 1803 for x64-based Systems | 17134.1550 | [KB4561621](https://patchblox.com/security/data/fix/microsoft/kb4561621.md) | Jun 9, 2020 |
| Microsoft | Windows 10 Version 1809 for HoloLens | 17763.1282 | [KB4561608](https://patchblox.com/security/data/fix/microsoft/kb4561608.md) | Jun 9, 2020 |
| Microsoft | Windows 10 Version 1809 for x64-based Systems | 17763.1282 | [KB4561608](https://patchblox.com/security/data/fix/microsoft/kb4561608.md) | Jun 9, 2020 |
| Microsoft | Windows 10 Version 1903 for HoloLens |  | [KB4560960](https://patchblox.com/security/data/fix/microsoft/kb4560960.md) | Jun 9, 2020 |
| Microsoft | Windows 10 Version 1903 for x64-based Systems |  | [KB4560960](https://patchblox.com/security/data/fix/microsoft/kb4560960.md) | Jun 9, 2020 |
| Microsoft | Windows 10 Version 2004 for HoloLens | 19041.329 | [KB4557957](https://patchblox.com/security/data/fix/microsoft/kb4557957.md) | Jun 9, 2020 |
| Microsoft | Windows 10 Version 2004 for x64-based Systems | 19041.329 | [KB4557957](https://patchblox.com/security/data/fix/microsoft/kb4557957.md) | Jun 9, 2020 |

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Data as of 2026-11-08T00:53:09Z 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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