GHSA-w88v-pjr8-cmv2
Mattermost viewing archived public channels permissions vulnerability
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Go | github.com/mattermost/mattermost-server/v6 | < 7.8.10 | 7.8.10 |
| Go | github.com/mattermost/mattermost/server/v8 | < 8.1.1 | 8.1.1 |
Details
As written in the advisory (Markdown source, shown as plain text).
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.
References
External links from the advisory. They lead to third-party sites.