Mattermost versions 9.11.x <= 9.11.8 fail to enforce proper access controls on the /api/v4/audits endpoint, allowing users with delegated granular administration roles who lack access to Compliance Monitoring to retrieve User Activity Logs.
{
"nvd_published_at": "2025-04-10T16:15:27Z",
"cwe_ids": [
"CWE-863"
],
"severity": "LOW",
"github_reviewed_at": "2025-04-11T14:09:51Z",
"github_reviewed": true
}