Mattermost has an Incorrect Authorization issue

Mattermost versions 11.5.x = 11.5.1 fail to validate team-level runcreate 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...

PT-2026-42404

Name of the Vulnerable Software and Affected Versions Mattermost versions 11.5.x through 11.5.1 Description An incorrect authorization issue exists during the creation of a playbook run. The system fails to validate the team-level run create permission against the target team. This allows an...