Moderate severityNVD Advisory· Published Jun 22, 2026
Picklescan - Arbitrary Code Execution via numpy.f2py.crackfortran._eval_length Gadget
CVE-2025-71339
Description
Picklescan before 0.0.33 fails to detect the numpy.f2py.crackfortran._eval_length gadget in pickle __reduce__ methods, allowing arbitrary code execution. Attackers can craft malicious pickle files that execute arbitrary Python code when loaded by victims who trust Picklescan's safety validation.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
picklescanPyPI | < 0.0.33 | 0.0.33 |
Affected products
1- Range: <0.0.33
Patches
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- github.com/advisories/GHSA-6556-fwc2-fg2pghsaADVISORY
- github.com/mmaitre314/picklescan/security/advisories/GHSA-6556-fwc2-fg2pghsavendor-advisoryWEB
- www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-numpy-f2py-crackfortran-eval-length-gadgetmitrethird-party-advisory
- github.com/mmaitre314/picklescan/commit/70c1c6c31beb6baaf52c8db1b6c3c0e84a6f9dabghsaWEB
- github.com/mmaitre314/picklescan/pull/53ghsaWEB
- github.com/mmaitre314/picklescan/releases/tag/v0.0.33ghsaWEB
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