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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2025-55070

Lack of MFA enforcement in WebSocket connections

Description

Mattermost versions <11 fail to enforce multi-factor authentication on WebSocket connections which allows unauthenticated users to access sensitive information via WebSocket events

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mattermost Mattermost

Default version status: unaffected

  • <11 to ≤ <11affected
  • 11.0.0unaffected

References