{"id":"CVE-2025-10279","published":"2026-02-02T10:36:22Z","modified":"2026-02-02T17:48:15Z","title":"Privilege Escalation in mlflow/mlflow","vendor":"mlflow","product":"mlflow/mlflow","tier":"tail","description":{"text":"In mlflow version 2.20.3, the temporary directory used for creating Python virtual environments is assigned insecure world-writable permissions (0o777). This vulnerability allows an attacker with write access to the `/tmp` directory to exploit a race condition and overwrite `.py` files in the virtual environment, leading to arbitrary code execution. The issue is resolved in version 3.4.0.","provenance":"source","from":"CVE.org"},"cvss":{"score":7,"severity":"HIGH","version":"3.0","vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.00241,"percentile":0.15202,"provenance":"source"},"cwes":[{"id":"CWE-379","name":"Creation of Temporary File in Directory with Insecure Permissions"}],"references":[{"url":"https://huntr.com/bounties/01d3b81e-13d1-43aa-b91a-443aec68bdc8","tags":[]},{"url":"https://github.com/mlflow/mlflow/commit/1d7c8d4cf0a67d407499a8a4ffac387ea4f8194a","tags":[]}],"priority":{"score":7.9,"factors":[{"name":"EPSS percentile","points":3.04},{"name":"CVSS severity","points":4.9}]},"vendorSlug":"mlflow","affectedVersions":[{"vendor":"mlflow","product":"mlflow/mlflow","versions":[">= unspecified, < 3.4.0"]}],"affected":[{"ecosystem":"PyPI","package":"mlflow","vulnerableRanges":["<3.4.0rc0"],"patched":["3.4.0rc0"],"from":["GHSA-4x5p-f36r-mxxr","PYSEC-2026-1639"],"provenance":"source"}],"euvd":{"id":"EUVD-2025-206598","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-mlflow-mlflow-cve-2025-10279","children":[{"from":"CVE-2025-10279","to":"CVE-2026-4137","relation":"related","confidence":"high","kind":"lineage","evidence":[{"kind":"osv-related","provenance":"source","id":"GHSA-f2m9-wcf4-cwwx","via":"reference","url":"https://github.com/advisories/GHSA-4x5p-f36r-mxxr"},{"kind":"osv-related","provenance":"source","id":"PYSEC-2026-2655","via":"reference","url":"https://github.com/advisories/GHSA-4x5p-f36r-mxxr"}]}],"packageHistory":[{"cve":"CVE-2025-11200","published":"2025-10-29","fixed":"2.22.0rc0","kev":false},{"cve":"CVE-2025-11201","published":"2025-10-29","fixed":"3.0.0","kev":false},{"cve":"CVE-2025-52967","published":"2025-06-23","fixed":"3.1.0","kev":false,"link":{"from":"CVE-2025-52967","to":"CVE-2025-10279","relation":"successor","confidence":"low","kind":"sequence","evidence":[{"kind":"version-step","provenance":"source","package":"PyPI:mlflow","fromFixed":"3.1.0","toFixed":"3.4.0rc0","daysApart":224}]}},{"cve":"CVE-2025-10279","published":"2026-02-02","fixed":"3.4.0rc0","kev":false},{"cve":"CVE-2025-14279","published":"2026-01-12","fixed":"3.5.0","kev":false},{"cve":"CVE-2025-14287","published":"2026-03-15","fixed":"3.8.0rc0","kev":false},{"cve":"CVE-2026-2033","published":"2026-02-20","fixed":"3.8.0rc0","kev":false}],"package":"PyPI:mlflow"}}