{"cve":"CVE-2020-13092","nvd":{"published":"2020-05-15T19:15:12.277","modified":"2026-06-17T02:52:37.550","status":"Modified","description":"scikit-learn (aka sklearn) through 0.23.0 can unserialize and execute commands from an untrusted file that is passed to the joblib.load() function, if __reduce__ makes an os.system call. NOTE: third parties dispute this issue because the joblib.load() function is documented as unsafe and it is the user's responsibility to use the function in a secure manner","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-502"],"references":["https://github.com/0FuzzingQ/vuln/blob/master/sklearn%20unserialize.md","https://scikit-learn.org/stable/modules/model_persistence.html#security-maintainability-limitations","https://github.com/0FuzzingQ/vuln/blob/master/sklearn%20unserialize.md","https://scikit-learn.org/stable/modules/model_persistence.html#security-maintainability-limitations"],"products":["scikit-learn:scikit-learn"],"source":"nvd","synced_at":"2026-10-19T21:04:18.695612450+00:00"},"epss":{"cve":"CVE-2020-13092","score":0.03406,"percentile":0.88865,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-jjw5-xxj6-pcv5","url":"https://osv.dev/vulnerability/GHSA-jjw5-xxj6-pcv5","summary":"scikit-learn Deserialization of Untrusted Data","modified":"2024-10-22T18:05:32.284452Z","packages":[{"ecosystem":"PyPI","name":"scikit-learn","purl":"pkg:pypi/scikit-learn","ranges":["<=0.23.0"],"fixed":[]}]},{"id":"PYSEC-2020-107","url":"https://osv.dev/vulnerability/PYSEC-2020-107","summary":"","modified":"2026-06-10T17:02:41.393980472Z","packages":[{"ecosystem":"PyPI","name":"scikit-learn","purl":"pkg:pypi/scikit-learn","ranges":["<0.23.1"],"fixed":["0.23.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}