CVE-2025-0503
Leaked User IDs and Metadata of Deleted DMs
Summary
Leaked User IDs and Metadata of Deleted DMs
Original description
The description as published by the source.
Mattermost versions 9.11.x <= 9.11.6 fail to filter out DMs from the deleted channels endpoint which allows an attacker to infer user IDs and other metadata from deleted DMs if someone had manually marked DMs as deleted in the database.
References
- advisory github.com
- advisory nvd.nist.gov
- web mattermost.com