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OpenAdvisories
High · 8.1 CVE-2025-71376 EUVD-2025-210308GHSA-7cq8-mj8x-j263GHSA-gq8p-2329-gh3xPYSEC-2026-4133

picklescan - Arbitrary Code Execution via Undetected idlelib.autocomplete.AutoComplete.fetch_completions

Published Jun 23, 2026 · Updated Jun 23, 2026 · Assigned by VulnCheck

Description

picklescan before 0.0.29 fails to detect malicious pickle files using idlelib.autocomplete.AutoComplete.fetch_completions in reduce methods. Attackers can embed undetected code in pickle files that executes arbitrary commands when loaded by victims.

Affected products

VendorProductAffectedFixed
picklescan picklescan < 0.0.29 0.0.29

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI picklescan < 0.0.29 0.0.29 GHSA-7cq8-mj8x-j263

References