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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2026-53873

picklescan - Arbitrary Code Execution via profile.run() Blocklist Bypass

Description

picklescan before 1.0.4 contains an incomplete blocklist for the profile module that fails to block the module-level profile.run() function, allowing attackers to achieve arbitrary code execution via exec(). Attackers can craft malicious pickle files calling profile.run(statement) to execute arbitrary Python code while picklescan reports zero security issues.

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 < 1.0.4affected
  • 1.0.4unaffected
pkg:pypi/picklescan

References