{"cve":"CVE-2025-71351","nvd":{"published":"2026-06-21T14:16:22.897","modified":"2026-10-12T22:10:00.247","status":"Deferred","description":"picklescan before 0.0.25 fails to detect malicious pickle files that use timeit.timeit() in the __reduce__ method, allowing remote code execution. Attackers can craft pickle files that import dangerous libraries like os and execute arbitrary system commands, which evade picklescan detection and execute when pickle.load() is called.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":7.6},"cvss_v3":null,"cwes":["CWE-184"],"references":["https://github.com/mmaitre314/picklescan/security/advisories/GHSA-v7x6-rv5q-mhwc","https://www.vulncheck.com/advisories/picklescan-remote-code-execution-via-timeit-timeit-detection-bypass","https://github.com/mmaitre314/picklescan/security/advisories/GHSA-v7x6-rv5q-mhwc"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:39:28.638635428+00:00"},"epss":{"cve":"CVE-2025-71351","score":0.00552,"percentile":0.45882,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-v7x6-rv5q-mhwc","url":"https://osv.dev/vulnerability/GHSA-v7x6-rv5q-mhwc","summary":"Picklescan missing detection when calling built-in python library function timeit.timeit()","modified":"2026-10-01T17:56:03.914787800Z","packages":[{"ecosystem":"PyPI","name":"picklescan","purl":"pkg:pypi/picklescan","ranges":["<0.0.25"],"fixed":["0.0.25"]}]},{"id":"PYSEC-2026-4135","url":"https://osv.dev/vulnerability/PYSEC-2026-4135","summary":"Picklescan missing detection when calling built-in python library function timeit.timeit()","modified":"2026-10-01T17:45:12.754334667Z","packages":[{"ecosystem":"PyPI","name":"picklescan","purl":"pkg:pypi/picklescan","ranges":["<0.0.25"],"fixed":["0.0.25"]}]}],"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."]}