cve/2017/CVE-2017-1000070.md

### [CVE-2017-1000070](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-1000070)
![](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

The Bitly oauth2_proxy in version 2.1 and earlier was affected by an open redirect vulnerability during the start and termination of the 2-legged OAuth flow. This issue was caused by improper input validation and a violation of RFC-6819

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/sonatype-nexus-community/nancy