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CVE PROGRAM SOURCE RECORD7.6 High

CVE-2025-71343

picklescan - Arbitrary Code Execution via lib2to3.pgen2.pgen.ParserGenerator.make_label Detection Bypass

Description

picklescan before 0.0.30 fails to detect malicious pickle files that exploit lib2to3.pgen2.pgen.ParserGenerator.make_label function in the reduce method. Attackers can craft malicious pickle files with embedded code that evades detection but executes arbitrary commands when pickle.load() is called.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

picklescan picklescan

Default version status: unaffected

  • 0 to < 0.0.30affected
  • 0.0.30unaffected
pkg:pypi/picklescan

References