cve/2023/CVE-2023-31606.md

### [CVE-2023-31606](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-31606)
![](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

A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem v4.0.0. This vulnerability allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/e23e/CVE-2023-31606
- https://github.com/merbinr/CVE-2023-31606
- https://github.com/nomi-sec/PoC-in-GitHub