GitLab has an unspecified vulnerability (CNVD-2021-66915)

GitLab is a self-hosted, Git (version control system) project repository application developed in Ruby on Rails by GitLab, Inc. The application can be used to access a project’s file content, commit history, bug list, etc. A security vulnerability exists in Gitlab, which stems from the product’s lack of proper coding or processing of output. An attacker could use the gitlab shell to emulate a user through this vulnerability.