CVE-2023-5226 Information

Description

An issue has been discovered in GitLab affecting all versions before 16.4.3 all versions starting from 16.5 before 16.5.3 all versions starting from 16.6 before 16.6.1. Under certain circumstances a malicious actor bypass prohibited branch checks using a specially crafted branch name to manipulate repository content in the UI.

Reference

https://gitlab.com/gitlab-org/gitlab/-/issues/426400 https://hackerone.com/reports/2173053