CVEs-PoC/2021/CVE-2021-3619.md

### [CVE-2021-3619](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3619)
![](https://img.shields.io/static/v1?label=Product&message=Velociraptor&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=0.5.9%3C%3D%200.5.9%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Cross-site%20Scripting%20(XSS)&color=brighgreen)

### Description

Rapid7 Velociraptor 0.5.9 and prior is vulnerable to a post-authentication persistent cross-site scripting (XSS) issue, where an authenticated user could abuse MIME filetype sniffing to embed executable code on a malicious upload. This issue was fixed in version 0.6.0. Note that login rights to Velociraptor is nearly always reserved for trusted and verified users with IT security backgrounds.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/BlackburnHax/inntinn
- https://github.com/Heretyc/inntinn