CVE-2023-39659: langchain arbitrary code execution through PythonAstREPLTool._run

Summary

CVE-2023-39659 affects langchain (langchain-ai) v.0.0.232 and earlier. A remote attacker can execute arbitrary code by sending a crafted script to the PythonAstREPLTool._run component. The source classifies the weakness as CWE-74, Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection').

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Affected packages in the Exposure Registry

Matched by package name and ecosystem. Each entry shows whether the package delegates to a language model and how many tracked packages depend on it.

• langchainPyPILLM dependency since 2022-10-25 · 31 tracked dependents

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