CVEs-PoC/2021/CVE-2021-23664.md

### [CVE-2021-23664](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23664)
![](https://img.shields.io/static/v1?label=Product&message=%40isomorphic-git%2Fcors-proxy&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Server-side%20Request%20Forgery%20(SSRF)&color=brightgreen)

### Description

The package @isomorphic-git/cors-proxy before 2.7.1 are vulnerable to Server-side Request Forgery (SSRF) due to missing sanitization and validation of the redirection action in middleware.js.

### POC

#### Reference
- https://snyk.io/vuln/SNYK-JS-ISOMORPHICGITCORSPROXY-1734788

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