Cleanlab Deserialization of Untrusted Data vulnerability
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.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | cleanlab | >= 2.4.0, <= 2.6.6 | no fix |
References
- https://nvd.nist.gov/vuln/detail/CVE-2024-45857
- https://github.com/cleanlab/cleanlab
- https://github.com/cleanlab/cleanlab/blob/v2.6.6/cleanlab/datalab/internal/serialize.py#L102-L138
- https://hiddenlayer.com/sai-security-advisory/2024-09-cleanlab
- https://pypi.org/project/cleanlab
- https://github.com/advisories/GHSA-8cm9-rrgc-4pcj
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-502- Platform
- Python (PyPI)
- Package
cleanlab- Disclosed
- 12.09.2024
- Updated
- 11.10.2026 13:19
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-1254 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-8cm9-rrgc-4pcj - CC BY 4.0
Vulnerability history: cleanlab
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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