GO-2024-2635 Mattermost incorrectly allows access individual posts in github.com/mattermost/mattermost-server

Mattermost incorrectly allows access individual posts in github.com/mattermost/mattermost-server...

Mattermost race condition

A race condition in Mattermost versions 8.1.x before 8.1.9, and 9.4.x before 9.4.2 allows an authenticated attacker to gain unauthorized access to individual posts' contents via carefully timed post creation while another user deletes posts...

GHSA-R4FM-G65H-CR54 Mattermost incorrectly allows access individual posts

Mattermost version 8.1.x before 8.1.9 fails to sanitize data associated with permalinks when a plugin updates an ephemeral post, allowing an authenticated attacker who can control the ephemeral post update to access individual posts' contents in channels they are not a member of...