Description
Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint.
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
0 to ≤ 9.2.2affected0 to ≤ 9.1.3affected0 to ≤ 9.0.4affected0 to ≤ 8.1.6affected8.1.7unaffected9.0.5unaffected9.1.4unaffected9.2.3unaffected