| Package | Affected versions | Patched versions |
|---|---|---|
| mattermost | = 7.10.0≥ 7.1.0, ≤ 7.1.9≥ 7.8.0, ≤ 7.8.4≥ 7.9.0, ≤ 7.9.3 |
Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API.
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