https://about.gitlab.com/2018/08/28/security-release-gitlab-11-dot-2-dot-2-released/
Today we are releasing versions 11.2.3, 11.1.6, and 11.0.6 for GitLab Community Edition (CE) and Enterprise Edition (EE).
These versions contain a number of important security fixes, and we strongly recommend that all GitLab installations be upgraded to one of these versions immediately.
The vulnerability details will be made public on our issue tracker in approximately 30 days.
Please read on for more information regarding this release.