GitLab EE 3.0 through 12.8.1 allows SSRF. An internal investigation revealed that a particular deprecated service was creating a server side request forgery risk.

GitLab 12.1 through 12.8.1 allows XSS. A stored cross-site scripting vulnerability was discovered when displaying merge requests.

GitLab 10.1 through 12.8.1 has Incorrect Access Control. A scenario was discovered in which a GitLab account could be taken over through an expired link.

GitLab 12.1 through 12.8.1 allows XSS. A cross-site scripting vulnerability was present in a particular view relating to the Grafana integration.

GitLab 9.3 through 12.8.1 allows XSS. A cross-site scripting vulnerability was found when viewing particular file types.

GitLab 11.7 through 12.8.1 allows Information Disclosure. Under certain group conditions, group epic information was unintentionally being disclosed.

GitLab 8.11 through 12.8.1 allows a Denial of Service when using several features to recursively request eachother,

GitLab before 12.8.2 allows Information Disclosure. Badge images were not being proxied, causing mixed content warnings as well as leaking the IP address of the user.

GitLab 10.4 through 12.8.1 allows Directory Traversal. A particular endpoint was vulnerable to a directory traversal vulnerability, leading to arbitrary file read.

GitLab EE 11.6 through 12.8.1 allows Information Disclosure. Sending a specially crafted request to the vulnerability_feedback endpoint could result in the exposure of a private project namespace

GitLab before 12.8.2 has Incorrect Access Control. It was internally discovered that the LFS import process could potentially be used to incorrectly access LFS objects not owned by the user.

GitLab 8.3 through 12.8.1 allows Information Disclosure. It was possible for certain non-members to access the Contribution Analytics page of a private group.

GitLab 7.10 through 12.8.1 has Incorrect Access Control. Under certain conditions where users should have been required to configure two-factor authentication, it was not being required.

GitLab 12.1 through 12.8.1 allows XSS. The merge request submission form was determined to have a stored cross-site scripting vulnerability.

GitLab 10.7 and later through 12.7.2 has Incorrect Access Control.

Unauthorized Access to the Container Registry of other groups was discovered in GitLab Enterprise 12.0.0-pre. In other words, authenticated remote attackers can read Docker registries of other groups. When a legitimate user changes the path of a group, Docker registries are not adapted, leaving them in the old namespace. They are not protected and are available to all other users with no previous access to the repo.

GitLab 12.2.2 and below contains a security vulnerability that allows a guest user in a private project to see the merge request ID associated to an issue via the activity timeline.

An issue was discovered in GitLab EE 11.3 and later. A GitLab Workhorse bypass could lead to package and file disclosure via request smuggling.

GitLab EE 8.8 and later through 12.7.2 has Insecure Permissions.

GitLab EE 10.1 through 12.7.2 allows Information Disclosure.