Mattermost versions 9.7.x <= 9.7.5, 9.8.x <= 9.8.2 and 9.9.x <= 9.9.2 fail to properly propagate permission scheme updates across cluster nodes which allows a user to keep old permissions, even if the permission scheme has been updated.
Solution:
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
Link | Tags |
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https://mattermost.com/security-updates |