VYPR
High severityOSV Advisory· Published Jan 10, 2026· Updated Jan 13, 2026

Fickling has a bypass via runpy.run_path() and runpy.run_module()

CVE-2026-22606

Description

Fickling is a Python pickling decompiler and static analyzer. Fickling versions up to and including 0.1.6 do not treat Python’s runpy module as unsafe. Because of this, a malicious pickle that uses runpy.run_path() or runpy.run_module() is classified as SUSPICIOUS instead of OVERTLY_MALICIOUS. If a user relies on Fickling’s output to decide whether a pickle is safe to deserialize, this misclassification can lead them to execute attacker-controlled code on their system. This affects any workflow or product that uses Fickling as a security gate for pickle deserialization. This issue has been patched in version 0.1.7.

AI Insight

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Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
ficklingPyPI
< 0.1.70.1.7

Affected products

2

Patches

Vulnerability mechanics

References

11

News mentions

0

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