medium5.3
CVE-2023-6459
Mattermost Exposure of Sensitive Information to an Unauthorized Actor vulnerability
Impact
Mattermost is grouping calls in the /metrics endpoint by id and reports that id in the response. Since this id is the channelID, the public /metrics endpoint is revealing channelIDs.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/mattermost/mattermost-server/v6 | < 7.8.14 | 7.8.14 |
| go | github.com/mattermost/mattermost/server/v8 | < 8.1.5 | 8.1.5 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mattermost | Mattermost Server | before 7.8.14 from 8.0.0 before 8.1.5 |