CVE-2023-1831: Mattermost Server

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Mattermost fails to redact from audit logs the user password during user creation and the user password hash in other operations if the experimental audit logging configuration was enabled (ExperimentalAuditSettings section in config).

Affected products

• Mattermost Mattermost Server: before 7.7.3 (fixed in 7.7.3); from 7.8.0, before 7.8.2 (fixed in 7.8.2); version 7.9.0 only

Published 2023-04-17. Last modified 2026-06-17.