Mattermost versions 10.11.x <= 10.11.8, 11.1.x <= 11.1.1, 11.0.x <= 11.0.6 fail to prevent infinite re-renders on API errors which allows authenticated users to cause application-level DoS via triggering unbounded component re-render loops.
{
"cwe_ids": [
"CWE-770"
],
"severity": "MODERATE",
"nvd_published_at": "2026-01-16T12:15:49Z",
"github_reviewed": true,
"github_reviewed_at": "2026-01-16T20:58:33Z"
}