cve/2023/CVE-2023-45889.md

### [CVE-2023-45889](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45889)
![](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 Universal Cross Site Scripting (UXSS) vulnerability in ClassLink OneClick Extension through 10.8 allows remote attackers to inject JavaScript into any webpage. NOTE: this issue exists because of an incomplete fix for CVE-2022-48612.

### POC

#### Reference
- https://blog.zerdle.net/classlink/
- https://blog.zerdle.net/classlink2/

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