cve/2023/CVE-2023-45223.md

### [CVE-2023-45223](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45223)
![](https://img.shields.io/static/v1?label=Product&message=Mattermost&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-200%3A%20Exposure%20of%20Sensitive%20Information%20to%20an%20Unauthorized%20Actor&color=brighgreen)

### Description

Mattermost fails to properly validate the "Show Full Name" option in a few endpoints in Mattermost Boards, allowing a member to get the full name of another user even if the Show Full Name option was disabled. 

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds