Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs.
{
"cwe_ids": [
"CWE-601"
],
"github_reviewed": true,
"github_reviewed_at": "2025-09-16T20:00:25Z",
"severity": "LOW",
"nvd_published_at": "2025-09-15T11:15:34Z"
}