medium5.3
CVE-2019-20847
An issue was discovered in Mattermost Server before 5.18.0.
Impact
An issue was discovered in Mattermost Server before 5.18.0. An attacker can send a user_typing WebSocket event to any channel.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mattermost | Mattermost Server | before 5.18.0 |