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GO-2025-4128 Mattermost does not enforce MFA on WebSocket connections in github.com/mattermost/mattermost-server

🗓️ 17 Nov 2025 19:11:25Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

The Mattermost server does not enforce multi factor authentication on WebSocket connections.

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03 Mar 2026 04:57Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.16.5 - 7.5
EPSS0.00266
SSVC
3