An issue was discovered in GitLab Community and Enterprise Edition 10.x and 11.x before 11.5.10, 11.6.x before 11.6.8, and 11.7.x before 11.7.3. It has Incorrect Access Control. The GitLab pipelines feature is vulnerable to authorization issues that allow unauthorized users to view job information.
An issue was discovered in GitLab Community and Enterprise Edition before 11.6.10, 11.7.x before 11.7.6, and 11.8.x before 11.8.1. It has Incorrect Access Control (issue 1 of 5).
An information disclosure issue was discovered in GitLab Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. The GitHub token used in CI/CD for External Repos was being leaked to project maintainers in the UI.
An Incorrect Access Control issue was discovered in GitLab Community and Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. The GitLab API allowed project Maintainers and Owners to view the trigger tokens of other project users.
An Incorrect Access Control (issue 2 of 3) issue was discovered in GitLab Community and Enterprise Edition 8.14 and later but before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. Guest users were able to view the list of a group's merge requests.
An Incorrect Access Control issue was discovered in GitLab Community and Enterprise Edition 6.0 and later but before 11.3.11, 11.4.x before 11.4.8, and 11.5.x before 11.5.1. The issue comments feature could allow a user to comment on an issue which they shouldn't be allowed to.
GitLab CE/EE versions 8.18 up to 11.x before 11.3.11, 11.4.x before 11.4.8, and 11.5.x before 11.5.1 have CRLF Injection in Project Mirroring when using the Git protocol.
An insecure permissions issue was discovered in GitLab Community and Enterprise Edition 9.4 and later but before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. The runner registration token in the CI/CD settings could not be reset. This was a security risk if one of the maintainers leaves the group and they know the token.
An issue was discovered in GitLab Community and Enterprise Edition before 11.7.8, 11.8.x before 11.8.4, and 11.9.x before 11.9.2. The construction of the HMAC key was insecurely derived.
An Insecure Permissions issue (issue 3 of 3) was discovered in GitLab Community and Enterprise Edition before 11.7.8, 11.8.x before 11.8.4, and 11.9.x before 11.9.2. Guests of a project were allowed to see Related Branches created for an issue.