CVE-2024-45857

HIGHNVD 7.87.8—Elevated

7.8

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.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 21.0%
KEV: Not listed

Published

September 12, 2024

Last Modified

April 15, 2026

References (1)

6f8de1f0-f67e-45a6-b68f-98777fdb759chttps://hiddenlayer.com/sai-security-advisory/2024-09-cleanlab/

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
pip	cleanlab	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

PyPI(1)

Package	Vulnerable range	Fixed in	Dependents
cleanlab	2.4.0 ... 2.6.6 (9 versions)	—	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-502Deserialization of Untrusted Data

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
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2026-06-01 13:51 UTCepss_batch
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2026-05-31 22:30 UTCepss_batch
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2026-05-31 00:16 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
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2026-05-27 13:40 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch

Frequently asked(5)

What is CVE-2024-45857?

CVE-2024-45857 is a high vulnerability published on September 12, 2024. 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.

When was CVE-2024-45857 disclosed?

CVE-2024-45857 was first published in the National Vulnerability Database on September 12, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-45857 actively exploited?

CVE-2024-45857 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 21.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-45857?

CVE-2024-45857 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2024-45857?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-45857, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2024-45857

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CVE-2024-45857

📅 Published

🔄 Last Modified

🔗 References (1)