cve/2023/CVE-2023-39631.md

### [CVE-2023-39631](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39631)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

An issue in LanChain-ai Langchain v.0.0.245 allows a remote attacker to execute arbitrary code via the evaluate function in the numexpr library.

### POC

#### Reference
- https://github.com/langchain-ai/langchain/issues/8363
- https://github.com/pydata/numexpr/issues/442

#### Github
No PoCs found on GitHub currently.