{"id":"CVE-2026-53875","aliases":["GHSA-97f8-7cmv-76j2","PYSEC-2026-2873"],"url":"https://o3.security/vulnerability/CVE-2026-53875","summary":"picklescan - Scanning Bypass via Dynamic Eval in scan_pytorch","details":"picklescan before 1.0.3 contains a scanning bypass vulnerability in the scan_pytorch function that allows attackers to embed malicious magic numbers via dynamic eval using the __reduce__ trick. Attackers can craft malicious PyTorch payloads that evade picklescan detection while remaining executable, enabling arbitrary code execution when loaded with torch.load().","published":"2026-06-17T15:05:04.255Z","modified":"2026-08-07T11:51:19.481306502Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"picklescan","fixedVersion":"1.0.3"}],"fix":{"url":"https://github.com/mmaitre314/picklescan/commit/134179474539648ba7dee1317959529fbd0e7f89","label":"mmaitre314/picklescan@1341794"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53875.json"},{"type":"ADVISORY","url":"https://github.com/mmaitre314/picklescan/security/advisories/GHSA-97f8-7cmv-76j2"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53875"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/picklescan-scanning-bypass-via-dynamic-eval-in-scan-pytorch"},{"type":"FIX","url":"https://github.com/mmaitre314/picklescan/commit/134179474539648ba7dee1317959529fbd0e7f89"},{"type":"FIX","url":"https://github.com/mmaitre314/picklescan/commit/2a8383cfeb4158567f9770d86597300c9e508d0f"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:51:19.481306502Z"}}