| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-plugin-confluence | < 1.5.0 | 1.5.0 |
| confluence | < 1.5.0 | 1.5.0 |
Mattermost Confluence Plugin versions < 1.5.0 fail to enforce user authentication of the Mattermost instance, allowing unauthenticated attackers to edit channel subscriptions via API call to the edit channel subscription endpoint.
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