| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-server | ≥ 8.1.0, < 8.1.12≥ 8.1.0+incompatible, < 8.1.12+incompatible≥ 9.5.0, < 9.5.3≥ 9.5.0+incompatible, < 9.5.3+incompatible≥ 9.6.0-rc1, < 9.6.1≥ 9.6.0-rc1+incompatible, < 9.6.1+incompatible | 8.1.128.1.12+incompatible9.5.39.5.3+incompatible9.6.19.6.1+incompatible |
| mattermost server | ≥ 8.1.0, < 8.1.12≥ 9.5.0, < 9.5.3≥ 9.6.0, < 9.6.1 | 8.1.129.5.39.6.1 |
Mattermost versions 8.1.x <= 8.1.10, 9.6.x <= 9.6.0, 9.5.x <= 9.5.2 and 8.1.x <= 8.1.11 fail to limit the size of a request path that includes user inputs which allows an attacker to cause excessive resource consumption, possibly leading to a DoS via sending large request paths
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