Vulnerability Description
Picklescan before 0.0.25 fails to detect unsafe global functions in the Numpy library, allowing attackers to bypass static analysis and execute arbitrary code during deserialization. Attackers can craft malicious pickle files using numpy.testing._private.utils.runstring within the reduce method to import dangerous libraries like os and execute arbitrary OS commands when the pickle file is loaded.
Related Weaknesses (CWE)
References
- https://github.com/mmaitre314/picklescan/security/advisories/GHSA-fj43-3qmq-673f
- https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-uns
- https://github.com/mmaitre314/picklescan/security/advisories/GHSA-fj43-3qmq-673f
FAQ
What is CVE-2025-71355?
CVE-2025-71355 is a documented vulnerability. Picklescan before 0.0.25 fails to detect unsafe global functions in the Numpy library, allowing attackers to bypass static analysis and execute arbitrary code during deserialization. Attackers can cra...
How severe is CVE-2025-71355?
CVSS scoring is not yet available for CVE-2025-71355. Check NVD for updates.
Is there a patch for CVE-2025-71355?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.