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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-56304

picklescan - Arbitrary File Creation via logging.FileHandler Deserialization

Description

picklescan before 1.0.1 contains an unsafe pickle deserialization vulnerability allowing unauthenticated attackers to create arbitrary zero-byte files via logging.FileHandler class instantiation. Attackers can exploit this by crafting malicious pickle payloads to bypass RCE blocklists and create lock files or other filesystem artifacts, potentially causing denial of service or application disruption.

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 < 1.0.1affected
  • 1.0.1unaffected
pkg:pypi/picklescan

References