HIGH7.8

PYSEC-2024-323

Quick fix

PYSEC-2024-323 — langchain: upgrade to the fixed version with the command below.

pip install --upgrade 'langchain>=0.2.9'

Details

A vulnerability in the FAISS.deserialize_from_bytes function of langchain-ai/langchain allows for pickle deserialization of untrusted data. This can lead to the execution of arbitrary commands via the os.system function. The issue affects the latest version of the product.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/langchain

Introduced in: 0Fixed in: 0.2.9

Fixpip install --upgrade 'langchain>=0.2.9'

References

https://github.com/langchain-ai/langchain/commit/604dfe2d99246b0c09f047c604f0c63eafba31e7[FIX]
https://huntr.com/bounties/fa3a2753-57c3-4e08-a176-d7a3ffda28fe[EVIDENCE]