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An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of the administrator. Was ZDI-CAN-28256." } ], "affected": [ { "vendor": "MLflow", "product": "MLflow", "versions": [ { "version": "3.4.0", "status": "affected" } ], "defaultStatus": "unknown" } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-1393", "description": "CWE-1393: Use of Default Password", "type": "CWE" } ] } ], "references": [ { "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-111/", "name": "ZDI-26-111", "tags": [ "x_research-advisory" ] }, { "url": "https://github.com/mlflow/mlflow/pull/19260", "name": "vendor-provided URL", "tags": [ "vendor-advisory" ] } ], "dateAssigned": "2026-02-17T18:43:46.678Z", "datePublic": "2026-02-19T14:15:20.254Z", "source": { "lang": "en", "value": "Peter Girnus (@gothburz) of Trend Zero Day Initiative" }, "metrics": [ { "format": "CVSS", "cvssV3_0": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL" } } ] }, "adp": [ { "metrics": [ { "other": { "type": 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