Allocation of Resources Without Limits or Throttling
A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages. The affected versions are prior to 7.1.4, 7.2.x prior to 7.2.1, and 7.3.x prior to 7.3.1.
CWE-770 - Allocation of Resources Without Limits or Throttling
The software allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.