Description
Mattermost versions 9.10.x <= 9.10.1, 9.9.x <= 9.9.2, 9.5.x <= 9.5.8 fail to limit access to channels files that have not been linked to a post which allows an attacker to view them in channels that they are a member of.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mattermost Mattermost
Default version status: unaffected
9.10.0 to ≤ 9.10.1affected9.9.0 to ≤ 9.9.2affected9.5.0 to ≤ 9.5.8affected9.11.0unaffected9.10.2unaffected9.9.3unaffected9.5.9unaffected