Jehiah

**Name of the Vulnerable Software and Affected Versions** Bitly oauth2 proxy version 2.1 **Description** The issue concerns a CSRF problem during the authentication flow in the specified software. **Recommendations** For version 2.1, update to a newer version that contains a fix for this issue.

**Name of the Vulnerable Software and Affected Versions** Bitly oauth2 proxy versions 2.1 and earlier **Description** The issue is related to an open redirect vulnerability that occurs during the start and termination of the 2-legged OAuth flow. This is caused by improper input validation and a violation of RFC-6819. **Recommendations** For versions 2.1 and earlier, update to a version that addresses the improper input validation issue to prevent open redirect vulnerabilities.