{"id":"CVE-2024-45857","aliases":["PYSEC-2026-1254"],"url":"https://o3.security/vulnerability/CVE-2024-45857","summary":"Cleanlab Deserialization of Untrusted Data vulnerability","details":"Deserialization of untrusted data can occur in versions 2.4.0 or newer of the Cleanlab project, enabling a maliciously crafted datalab.pkl file to run arbitrary code on an end user’s system when the data directory is loaded.","published":"2024-09-12T15:33:01Z","modified":"2026-07-07T17:57:07.397003681Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"cleanlab","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45857"},{"type":"PACKAGE","url":"https://github.com/cleanlab/cleanlab"},{"type":"WEB","url":"https://github.com/cleanlab/cleanlab/blob/v2.6.6/cleanlab/datalab/internal/serialize.py#L102-L138"},{"type":"WEB","url":"https://hiddenlayer.com/sai-security-advisory/2024-09-cleanlab"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-07T17:57:07.397003681Z"}}