Skip to content
OpenAdvisories
High · 8.4 CVE-2025-70560 EUVD-2025-206702GHSA-fjm6-8xp2-4fwcPYSEC-2026-1224

Boltz contains an insecure deserialization vulnerability in its molecule loading functionality

Published Feb 3, 2026 · Updated Feb 19, 2026 · Assigned by mitre

Description

Boltz 2.0.0 contains an insecure deserialization vulnerability in its molecule loading functionality. The application uses Python pickle to deserialize molecule data files without validation. An attacker with the ability to place a malicious pickle file in a directory processed by boltz can achieve arbitrary code execution when the file is loaded.

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI boltz <= 2.0.0 — GHSA-fjm6-8xp2-4fwc

References