cve/2024/CVE-2024-5272.md

### [CVE-2024-5272](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-5272)
![](https://img.shields.io/static/v1?label=Product&message=Mattermost&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=8.1.0%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=9.5.0%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=9.6.0%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-284%3A%20Improper%20Access%20Control&color=brightgreen)

### Description

Mattermost versions 9.5.x <= 9.5.3, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to restrict the audience of the "custom_playbooks_playbook_run_updated" webhook event, which allows a guest on a channel with a playbook run linked to see all the details of the playbook run when the run is marked by finished.

### POC

#### Reference
- https://mattermost.com/security-updates

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