CVE-2022-1332: Mattermost Server

Medium severity, CVSS 4.3. EPSS: 0.7% chance of exploitation in the next 30 days.

One of the API in Mattermost version 6.4.1 and earlier fails to properly protect the permissions, which allows the authenticated members with restricted custom admin role to bypass the restrictions and view the server logs and server config.json file contents.

Affected products

• Mattermost Mattermost Server: from 5.37.0, before 5.37.9 (fixed in 5.37.9); from 6.2.0, before 6.2.5 (fixed in 6.2.5); from 6.3.0, before 6.3.5 (fixed in 6.3.5); from 6.4.0, before 6.4.2 (fixed in 6.4.2)

Published 2022-04-13. Last modified 2026-06-17.