An issue was discovered in Mattermost Server before 2.2.0. It allows unintended access to information stored by a web browser.
{
    "github_reviewed_at": "2025-10-22T21:47:15Z",
    "severity": "MODERATE",
    "cwe_ids": [
        "CWE-200"
    ],
    "github_reviewed": true,
    "nvd_published_at": "2020-06-19T20:15:00Z"
}