This vulnerability allows remote attackers to bypass authentication on affected installations of MLflow. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the basic_auth.ini file. The file contains hard-coded default credentials. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of the administrator.
{
"github_reviewed": true,
"severity": "CRITICAL",
"github_reviewed_at": "2026-03-17T20:02:55Z",
"cwe_ids": [
"CWE-1393"
],
"nvd_published_at": "2026-02-20T23:16:05Z"
}