Mattermost versions 10.4.x <= 10.4.2, 10.3.x <= 10.3.3, 9.11.x <= 9.11.8 fail to to enforce channel conversion restrictions, which allows members with permission to convert public channels to private ones to also convert private ones to public.
{ "nvd_published_at": "2025-03-21T09:15:13Z", "cwe_ids": [ "CWE-863" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2025-03-21T22:37:03Z" }