Vulnerability Description
picklescan before 0.0.29 fails to detect malicious pickle payloads that utilize lib2to3.pgen2.grammar.Grammar.loads in the reduce method, allowing remote code execution. Attackers can craft pickle files embedding dangerous code that evades picklescan detection and executes during pickle.load() deserialization.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/mmaitre314/picklescan/security/advisories/GHSA-f54q-57x4-jg88
- https://www.vulncheck.com/advisories/picklescan-unsafe-deserialization-via-lib2t
- https://github.com/mmaitre314/picklescan/security/advisories/GHSA-f54q-57x4-jg88
FAQ
What is CVE-2025-71359?
CVE-2025-71359 is a vulnerability with a CVSS score of 8.1 (HIGH). picklescan before 0.0.29 fails to detect malicious pickle payloads that utilize lib2to3.pgen2.grammar.Grammar.loads in the reduce method, allowing remote code execution. Attackers can craft pickle fil...
How severe is CVE-2025-71359?
CVE-2025-71359 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-71359?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.