CVE-2025-71359 — picklescan - Unsafe Deserialization via lib2to3.pgen2.grammar.Grammar.loads
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. Attacke…
Published: 2026-07-04 · CVSS: 7.6 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7