{"id":"CVE-2024-45857","aliases":["GHSA-8cm9-rrgc-4pcj","PYSEC-2026-1254"],"title":"Cleanlab Deserialization of Untrusted Data vulnerability","summary":"Cleanlab Deserialization of Untrusted Data vulnerability","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","vendor":"cleanlab","product":"cleanlab","ecosystem":"pip","affected":["cleanlab >= 2.4.0, <= 2.6.6"],"published":"2024-09-12","updated":"2026-07-07","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-8cm9-rrgc-4pcj","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45857"},{"url":"https://github.com/cleanlab/cleanlab"},{"url":"https://github.com/cleanlab/cleanlab/blob/v2.6.6/cleanlab/datalab/internal/serialize.py#L102-L138"},{"url":"https://hiddenlayer.com/sai-security-advisory/2024-09-cleanlab"}],"tags":["osv","pip"],"epss":0.00245,"epssPercentile":0.1603,"ingestedAt":"2026-07-08T18:25:47.452Z","slug":"CVE-2024-45857","body":"## Overview\n\nDeserialization 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.\n\n## Affected packages\n\n- `cleanlab >= 2.4.0, <= 2.6.6`\n\n## Remediation\n\nRefer to the advisory for the patched release.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}