CVE-2026-3117 | Mattermost up to 11.5.1 Gitlab Plugin authorization

A vulnerability described as problematic has been identified in Mattermost up to 11.5.1. This affects an unknown function of the component Gitlab Plugin. Such manipulation leads to missing authorization.

This vulnerability is referenced as CVE-2026-3117. It is possible to launch the attack remotely. No exploit is available.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More