### [CVE-2021-3828](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3828)
![](https://img.shields.io/static/v1?label=Product&message=nltk%2Fnltk&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%3D%203.6.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-1333%20Inefficient%20Regular%20Expression%20Complexity&color=brighgreen)

### Description

nltk is vulnerable to Inefficient Regular Expression Complexity

### POC

#### Reference
- https://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32

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