| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-server | all versions | |
| github.com/mattermost/mattermost-server/v5 | all versions | |
| github.com/mattermost/mattermost-server/v6 | all versions | |
| github.com/mattermost/mattermost/server/v8 | ≥ 8.0.0-20260304132957-9f2616376582, < 8.0.0-20260320113102-f2b3d1c6a945 | 8.0.0-20260320113102-f2b3d1c6a945 |
| mattermost server | ≥ 10.11.0, < 10.11.17≥ 11.5.0, < 11.5.5≥ 11.6.0, < 11.6.2 | 10.11.1711.5.511.6.2 |
Mattermost versions 11.5.x <= 11.5.1 fail to validate team-level run_create permission against the target team when creating a playbook run which allows an authenticated team member to create runs in teams where they lack permission via specifying a different team ID in the run creation API request. Mattermost Advisory ID: MMSA-2026-00629.
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