First published: Tue Dec 12 2023(Updated: )
Mattermost fails to handle a null request body in the /add endpoint, allowing a simple member to send a request with null request body to that endpoint and make it crash. After a few repetitions, the plugin is disabled.
Credit: responsibledisclosure@mattermost.com
Affected Software | Affected Version | How to fix |
---|---|---|
Mattermost Mattermost Server | <=8.1.5 | |
Mattermost Mattermost Server | >=9.0.0<=9.1.0 |
Update Mattermost Server to versions 8.1.6, 9.2.0 or higher
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