VULNERABILITY INTELLIGENCE

CVE-2017-20189

CVSS score9.8 CRITICAL

CISA KEVNot currently listed

Published2024-01-22

Last modified2026-06-17

Description

In Clojure before 1.9.0, classes can be used to construct a serialized object that executes arbitrary code upon deserialization. This is relevant if a server deserializes untrusted objects.