CVE-2025-71373: Picklescan

High severity, CVSS 8.1. EPSS: 0.6% chance of exploitation in the next 30 days.

picklescan before 0.0.33 fails to detect operator.methodcaller function calls in pickle files, allowing attackers to bypass security checks. Remote attackers can craft malicious pickle payloads using operator.methodcaller that execute arbitrary code when loaded, compromising systems relying on picklescan for validation.

Affected products

• Picklescan Picklescan: before 0.0.33 (fixed in 0.0.33)

Published 2026-07-04. Last modified 2026-10-05.