In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request (using that token) to set a new admin password or make other changes.
{
"github_reviewed_at": "2021-12-06T21:52:30Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-352"
],
"nvd_published_at": "2021-12-02T03:15:00Z",
"severity": "HIGH"
}