CVEs-PoC/2021/CVE-2021-23427.md

### [CVE-2021-23427](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23427)
![](https://img.shields.io/static/v1?label=Product&message=elFinder.NetCore&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D%200%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Arbitrary%20File%20Write%20via%20Archive%20Extraction%20(Zip%20Slip)&color=brighgreen)

### Description

This affects all versions of package elFinder.NetCore. The ExtractAsync function within the FileSystem is vulnerable to arbitrary extraction due to insufficient validation.

### POC

#### Reference
- https://snyk.io/vuln/SNYK-DOTNET-ELFINDERNETCORE-1567778

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