CVE-2026-53874: Picklescan

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

picklescan before 1.0.1 contains an unsafe deserialization vulnerability allowing unauthenticated users to execute arbitrary code by hiding eval calls nested under callable objects via getattr. Attackers can embed malicious code in pickle files that evades detection but executes when the pickle is loaded from untrusted sources.

Affected products

• Picklescan Picklescan: before 1.0.1 (fixed in 1.0.1)

Published 2026-06-17. Last modified 2026-06-23.