| Package | Affected versions | Patched versions |
|---|---|---|
| mattermost server | ≥ 7.10.0, < 7.10.3≥ 7.9.0, < 7.9.5< 7.8.7 | 7.10.37.9.57.8.7 |
Mattermost fails to properly validate a gif image file, allowing an attacker to consume a significant amount of server resources, making the server unresponsive for an extended period of time by linking to specially crafted image file.
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