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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2025-71323

picklescan - Remote Code Execution via Unblocked ctypes Module

Description

picklescan before 0.0.33 fails to block the ctypes module, allowing attackers to achieve remote code execution by invoking direct syscalls and accessing raw memory. Attackers can craft malicious pickle files using ctypes.WinDLL to load kernel32.dll and execute arbitrary commands, bypassing sandbox protections and gadget chain detection.

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 < 0.0.33affected
  • 0.0.33unaffected
pkg:pypi/picklescan

References