An issue was discovered in GitLab Community and Enterprise Edition 11.7 through 11.11. It has Improper Input Validation. Restricted visibility settings allow creating internal projects in private groups, leading to multiple permission issues.
GitLab EE 12.3 through 12.5, 12.4.3, and 12.3.6 allows Denial of Service. Certain characters were making it impossible to create, edit, or view issues and commits.
An 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. It allows Denial of Service. Inputting an overly long string into a Markdown field could cause a denial of service.
An 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. It has Incorrect Access Control (issue 1 of 3). The contents of an LFS object can be accessed by an unauthorized user, if the file size and OID are known.
An 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. It has Insufficient Visual Distinction of Homoglyphs Presented to a User. IDN homographs and RTLO characters are rendered to unicode, which could be used for social engineering.
An input validation problem was discovered in the GitHub service integration which could result in an attacker being able to make arbitrary POST requests in a GitLab instance's internal network. This vulnerability was addressed in 12.1.2, 12.0.4, and 11.11.6.
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).