Description
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.
References (2)
Core 2
Core References
Exploit, Third Party Advisory
https://huntr.com/bounties/fa3a2753-57c3-4e08-a176-d7a3ffda28fe
Scores
CVSS v3
7.8
EPSS
0.0009
EPSS Percentile
25.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-502
Status
published
Products (2)
langchain/langchain
< 0.2.9
pypi/langchain-community
0 - 0.2.4PyPI
Published
Sep 17, 2024
Tracked Since
Feb 18, 2026