CVE-2022-4045: Mattermost

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A denial-of-service vulnerability in the Mattermost allows an authenticated user to crash the server via multiple requests to one of the API endpoints which could fetch a large amount of data. 

Affected products

• Mattermost Mattermost: affected versions not specified

Published 2022-11-23. Last modified 2026-06-17.