{"id":"CVE-2025-71321","aliases":["GHSA-m273-6v24-x4m4","PYSEC-2026-1791"],"url":"https://o3.security/vulnerability/CVE-2025-71321","summary":"picklescan - Arbitrary File Writing via distutils Module Bypass","details":"picklescan before 0.0.33 contains an arbitrary file writing vulnerability that allows attackers to bypass the dangerous blocklist by using distutils.file_util.write_file. Attackers can construct malicious pickle objects to overwrite critical system files and achieve denial of service or remote code execution.","published":"2026-06-17T15:04:58.706Z","modified":"2026-08-07T11:47:24.131053395Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"picklescan","fixedVersion":"0.0.33"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71321.json"},{"type":"ADVISORY","url":"https://github.com/mmaitre314/picklescan/security/advisories/GHSA-m273-6v24-x4m4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71321"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/picklescan-arbitrary-file-writing-via-distutils-module-bypass"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:47:24.131053395Z"}}