| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-server | ≥ 9.2.0+incompatible, < 9.2.5+incompatible≥ 9.3.0+incompatible, < 9.3.1+incompatible | 9.2.5+incompatible9.3.1+incompatible |
| github.com/mattermost/mattermost-server/v5 | all versions | |
| github.com/mattermost/mattermost-server/v6 | all versions | |
| github.com/mattermost/mattermost/server/v8 | ≥ 9.2.0, < 9.2.5≥ 9.3.0, < 9.3.1all versions | 9.2.59.3.1 |
| mattermost server | ≥ 9.0.0, < 9.1.5≥ 9.2.0, < 9.2.4< 8.1.8 | 9.1.59.2.48.1.8 |
Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.
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