# CVE-2020-10146: Microsoft Teams displayName stored cross-site scripting vulnerability

CVE-2020-10146 has no fix on record yet for 1 affected product. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-10146
- Priority: Routine
- CVSS: 5.4
- EPSS: 0.0232
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 9, 2020
- Weakness: CWE-79: Cross-site Scripting (XSS)
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2020-10146

## Description

The Microsoft Teams online service contains a stored cross-site scripting vulnerability in the displayName parameter that can be exploited on Teams clients to obtain sensitive information such as authentication tokens and to possibly execute arbitrary commands. This vulnerability was fixed for all Teams users in the online service on or around October 2020.

## Where it's fixed

No fix is on record.

## No fix yet

| Platform | Product | Status |
|---|---|---|
| Windows apps | Microsoft Teams Classic | no-fix |

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Data as of 2026-11-07T18:46:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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