Mattermost fails to check the required permissions in the POST /api/v4/channels/stats/member_count API resulting in channel member counts being leaked to a user without permissions.
{
"nvd_published_at": "2024-02-09T15:15:08Z",
"cwe_ids": [
"CWE-284"
],
"severity": "LOW",
"github_reviewed_at": "2024-02-09T18:21:27Z",
"github_reviewed": true
}