{"cve":"CVE-2025-71344","nvd":{"published":"2026-06-22T22:16:45.220","modified":"2026-10-12T22:10:00.247","status":"Deferred","description":"picklescan before 0.0.30 (affected versions 0.0.26 and earlier) fails to detect the ensurepip._run_pip built-in function when scanning pickle files, allowing attackers to execute arbitrary code. Malicious pickle files embedding ensurepip._run_pip calls in __reduce__ methods bypass picklescan detection and achieve remote code execution upon pickle.load() invocation.","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":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","score":8.1},"cwes":["CWE-502"],"references":["https://github.com/mmaitre314/picklescan/security/advisories/GHSA-xp4f-hrf8-rxw7","https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-undetected-ensurepip-run-pip-function","https://github.com/mmaitre314/picklescan/security/advisories/GHSA-xp4f-hrf8-rxw7"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:39:28.638635428+00:00"},"epss":{"cve":"CVE-2025-71344","score":0.00467,"percentile":0.40169,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-xp4f-hrf8-rxw7","url":"https://osv.dev/vulnerability/GHSA-xp4f-hrf8-rxw7","summary":"Picklescan is missing detection when calling built-in python ensurepip._run_pip","modified":"2026-07-21T19:30:30.369374926Z","packages":[{"ecosystem":"PyPI","name":"picklescan","purl":"pkg:pypi/picklescan","ranges":["<0.0.30"],"fixed":["0.0.30"]}]},{"id":"PYSEC-2026-1792","url":"https://osv.dev/vulnerability/PYSEC-2026-1792","summary":"Picklescan is missing detection when calling built-in python ensurepip._run_pip","modified":"2026-07-07T17:48:02.398653119Z","packages":[{"ecosystem":"PyPI","name":"picklescan","purl":"pkg:pypi/picklescan","ranges":["<0.0.30"],"fixed":["0.0.30"]}]}],"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."]}