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CVE PROGRAM SOURCE RECORD3.7 Low

CVE-2025-53857

Lack of Authorization on Get Channel Subscriptions for Autocomplete in Mattermost Confluence Plugin

Description

Mattermost Confluence Plugin version <1.5.0 fails to check the access of the user to the channel which allows attackers to get channel subscription details without proper access to the channel via API call to the GET autocomplete/GetChannelSubscriptions endpoint.

Affected products

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

Mattermost Mattermost Confluence Plugin

Default version status: unaffected

  • 0 to < 1.5.0affected
  • 1.5.0unaffected

References