An issue was discovered in GitLab Community and Enterprise Edition before 11.8.9, 11.9.x before 11.9.10, and 11.10.x before 11.10.2. It has Improper Encoding or Escaping of Output. The branch name on new merge request notification emails isn't escaped, which could potentially lead to XSS issues.
An issue was discovered in GitLab Community and Enterprise Edition before 11.8.9. It has Incorrect Access Control. Unprivileged members of a project are able to post comments on confidential issues through an authorization issue in the note endpoint.
An issue was discovered in GitLab Community and Enterprise Edition before 11.3.11, 11.4.x before 11.4.8, and 11.5.x before 11.5.1. There is an SSRF vulnerability in the Prometheus integration.
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 3 of 5).
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 Insecure Permissions.
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 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.
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.