CVE-2023-36281: Langchain

Critical severity, CVSS 9.8. EPSS: 3.4% chance of exploitation in the next 30 days.

An issue in langchain v.0.0.171 allows a remote attacker to execute arbitrary code via a JSON file to load_prompt. This is related to __subclasses__ or a template.

Affected products

• Langchain Langchain: version 0.0.171 only

Published 2023-08-22. Last modified 2026-06-17.