{"id":"CVE-2025-71339","summary":"Picklescan - Arbitrary Code Execution via numpy.f2py.crackfortran._eval_length Gadget","details":"Picklescan before 0.0.33 fails to detect the numpy.f2py.crackfortran._eval_length gadget in pickle __reduce__ methods, allowing arbitrary code execution. Attackers can craft malicious pickle files that execute arbitrary Python code when loaded by victims who trust Picklescan's safety validation.","aliases":["GHSA-6556-fwc2-fg2p","PYSEC-2026-1783"],"modified":"2026-07-08T07:14:24.731766700Z","published":"2026-06-22T21:04:41.267Z","database_specific":{"cwe_ids":["CWE-502"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71339.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71339.json"},{"type":"ADVISORY","url":"https://github.com/mmaitre314/picklescan/security/advisories/GHSA-6556-fwc2-fg2p"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71339"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-numpy-f2py-crackfortran-eval-length-gadget"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mmaitre314/picklescan","events":[{"introduced":"0"},{"fixed":"70c1c6c31beb6baaf52c8db1b6c3c0e84a6f9dab"}],"database_specific":{"source":["AFFECTED_FIELD","DESCRIPTION"],"extracted_events":[{"introduced":"0"},{"fixed":"0.0.33"}]}}],"versions":["v0.0.32","v0.0.31","v0.0.30","v0.0.29","v0.0.28","v0.0.27","v0.0.26","v0.0.25","v0.0.24","v0.0.23","v0.0.22","v0.0.21","v0.0.20","v0.0.19","v0.0.18","v0.0.17","v0.0.15","v0.0.14","v0.0.13","v0.0.12","v0.0.11","v0.0.10","v0.0.9","v0.0.8","v0.0.7","v0.0.6","v0.0.5","v0.0.4","v0.0.3","v0.0.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71339.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"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"}]}