Deserialization of Untrusted Data

Overview pyfory is an Apache Fory™ is a blazingly fast multi-language serialization framework powered by jit and zero-copy Affected versions of this package are vulnerable to Deserialization of Untrusted Data via the ReduceSerializer process. An attacker can execute arbitrary code or access...

PT-2026-42479

Name of the Vulnerable Software and Affected Versions Apache Fory versions prior to 1.0.0 Description Deserialization of untrusted data in Apache Fory PyFory occurs because the ReduceSerializer could bypass documented DeserializationPolicy validation hooks during reduce-state restoration and...