| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-server/v6 | < 7.8.10 | 7.8.10 |
| github.com/mattermost/mattermost/server/v8 | ≥ 8.0.0, < 8.0.2≥ 8.1.0, < 8.1.1 | 8.0.28.1.1 |
| mattermost | ≥ 7.0.0, < 7.8.10≥ 8.0.0, < 8.0.2≥ 8.1.0, < 8.1.1 | 7.8.108.0.28.1.1 |
Mattermost fails to enforce character limits in all possible notification props allowing an attacker to send a really long value for a notification_prop resulting in the server consuming an abnormal quantity of computing resources and possibly becoming temporarily unavailable for its users.
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