| Package | Affected versions | Patched versions |
|---|---|---|
| mattermost server | ≥ 8.0.0, < 8.0.3≥ 8.1.0, < 8.1.2< 7.8.11 | 8.0.38.1.27.8.11 |
Mattermost fails to deduplicate input IDs allowing a simple user to cause the application to consume excessive resources and possibly crash by sending a specially crafted request to /api/v4/users/ids with multiple identical IDs.
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