CVEs-PoC/2021/CVE-2021-24591.md

### [CVE-2021-24591](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24591)
![](https://img.shields.io/static/v1?label=Product&message=Highlight&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=0.9.3%3C%200.9.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Cross-site%20Scripting%20(XSS)&color=brighgreen)

### Description

The Highlight WordPress plugin before 0.9.3 does not sanitise its CustomCSS setting, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

### POC

#### Reference
- https://wpscan.com/vulnerability/c5cbe3b4-2829-4fd2-8194-4b3a2ae0e257

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