GitLab CE/EE, versions 8.0 up to 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1, would log access tokens in the Workhorse logs, permitting administrators with access to the logs to see another user's token.

Information disclosure from SendEntry in GitLab starting with 10.8 allowed exposure of full URL of artifacts stored in object-storage with a temporary availability via Rails logs.

All versions of GitLab CE/EE starting from 9.5 before 13.10.5, all versions starting from 13.11 before 13.11.5, and all versions starting from 13.12 before 13.12.2 allow a high privilege user to obtain sensitive information from log files because the sensitive information was not correctly registered for log masking.

GitLab Community and Enterprise Editions version 8.3 up to 10.x before 10.3 are vulnerable to SSRF in the Services and webhooks component.

An issue has been discovered in GitLab affecting all versions starting from 13.11 before 15.8.5, all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1. It was possible that a project member demoted to a user role to read project updates by doing a diff with a pre-existing fork.

An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It allows SSRF.

An issue has been discovered in GitLab CE/EE affecting all versions from 16.0 before 17.8.6, 17.9 before 17.9.3, and 17.10 before 17.10.1, allowing internal users to gain unauthorized access to internal projects.

An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It allows Information Exposure.

An issue has been discovered in GitLab CE/EE affecting all versions from 15.6 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that under certain conditions could have allowed authenticated users to bypass access controls and download private artifacts by accessing specific API endpoints.

An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It has Incorrect Access Control.

An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It has Incorrect Access Control.

GitLab EE, version 11.5 before 11.5.1, is vulnerable to an insecure object reference issue that permits a user with Reporter privileges to view the Jaeger Tracing Operations page.

GitLab EE, versions 11.4 before 11.4.8 and 11.5 before 11.5.1, is affected by an insecure direct object reference vulnerability that permits an unauthorized user to publish the draft merge request comments of another user.

GitLab CE/EE, versions 8.18 up to 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1, are vulnerable to an SSRF vulnerability in webhooks.

An issue was discovered in GitLab Community and Enterprise Edition 11.x before 11.3.11, 11.4.x before 11.4.8, and 11.5.x before 11.5.1. There is an incorrect access vulnerability that allows an unauthorized user to view private group names.

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 11.2.7, 11.3.x before 11.3.8, and 11.4.x before 11.4.3. It has Information Exposure Through Browser Caching.

An issue was discovered in GitLab Community Edition 11.x before 11.1.8, 11.2.x before 11.2.5, and 11.3.x before 11.3.2. There is Information Exposure via Epic change descriptions.

An issue was discovered in GitLab Community and Enterprise Edition 11.x before 11.2.7, 11.3.x before 11.3.8, and 11.4.x before 11.4.3. It allows Information Exposure via a Gitlab Prometheus integration.

Membership changes are not reflected in ToDo subscriptions in GitLab versions prior to 13.2.10, 13.3.7 and 13.4.2, allowing guest users to access confidential issues through API.

A vulnerability was discovered in GitLab versions prior to 13.1. Under certain conditions the private activity of a user could be exposed via the API.

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab was not invalidating project invitation link upon removing a user from a project.

An issue was discovered in GitLab Community and Enterprise Edition before 11.0.6, 11.1.x before 11.1.5, and 11.2.x before 11.2.2. There is Orphaned Upload Files Exposure.

An issue has been discovered in GitLab EE affecting all versions starting from 13.12 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. It was possible for an attacker to run pipeline jobs as an arbitrary user via scheduled security scan policies.

An issue has been discovered in the GitLab Duo with Amazon Q affecting all versions from 17.8 before 17.8.6, 17.9 before 17.9.3, and 17.10 before 17.10.1. A specifically crafted issue could manipulate AI-assisted development features to potentially expose sensitive project data to unauthorized users.

GitLab EE/CE 10.8 to 12.9 is leaking metadata and comments on vulnerabilities to unauthorized users on the vulnerability feedback page.

Improper authorization in GitLab CE/EE affecting all versions since 13.0 allows guests in private projects to view CI/CD analytics

Improper authorization in GitLab 12.8+ allows a guest user in a private project to view tag data that should be inaccessible on the releases page

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.9. A specially crafted import file could read files on the server.

The project import/export feature in GitLab 8.9 and greater could be used to obtain otherwise private email addresses

An issue has been discovered in GitLab affecting all versions before 13.11.6, all versions starting from 13.12 before 13.12.6, and all versions starting from 14.0 before 14.0.2. Improper access control allows unauthorised users to access project details using Graphql.

An information disclosure vulnerability in GitLab EE versions 13.11 and later allowed a project owner to leak information about the members' on-call rotations in other projects

A path traversal vulnerability via the GitLab Workhorse in all versions of GitLab could result in the leakage of a JWT token

An issue has been discovered in GitLab affecting all versions starting from 13.4. Improper access control allows unauthorized users to access details on analytic pages.

An issue was identified in GitLab EE 13.4 or later which leaked internal IP address via error messages.

Improper authorization in the vulnerability report feature in GitLab EE affecting all versions since 13.1 allowed a reporter to access vulnerability data

An information disclosure vulnerability in GitLab EE versions 13.10 and later allowed a user to read project details

Under specialized conditions, GitLab CE/EE versions starting 7.10 may allow existing GitLab users to use an invite URL meant for another email address to gain access into a group.

An issue has been discovered in GitLab affecting all versions starting with 3.0.1. Improper access control allows demoted project members to access details on authored merge requests

A verbose error message in GitLab EE affecting all versions since 12.2 could disclose the private email address of a user invited to a group

An issue has been discovered in GitLab affecting all versions starting from 11.6. Pull mirror credentials are exposed that allows other maintainers to be able to view the credentials in plain-text,

An issue has been discovered in GitLab affecting all versions starting from 13.8 before 14.0.9, all versions starting from 14.1 before 14.1.4, all versions starting from 14.2 before 14.2.2. Under specialized conditions, an invited group member may continue to have access to a project even after the invited group, which the member was part of, is deleted.

The (1) create_branch, (2) create_tag, (3) import_project, and (4) fork_project functions in lib/gitlab_projects.rb in GitLab 5.0 before 5.4.2, Community Edition before 6.2.4, Enterprise Edition before 6.2.1 and gitlab-shell before 1.7.8 allows remote authenticated users to include information from local files into the metadata of a Git repository via the web interface.

An issue has been discovered in GitLab DAST analyzer affecting all versions starting from 2.0 before 3.0.55, which sends custom request headers with every request on the authentication page.

A sensitive information leak issue has been discovered in all versions of DAST API scanner from 1.6.50 prior to 2.0.102, exposing the Authorization header in the vulnerability report

An issue has been discovered in GitLab EE/CE affecting all versions starting from 16.9 before 17.7.7, all versions starting from 17.8 before 17.8.5, all versions starting from 17.9 before 17.9.2 could allow unauthorized users to access confidential information intended for internal use only.

A server-side request forgery issue has been discovered in GitLab EE affecting all versions starting from 16.8 prior to 17.1.7, from 17.2 prior to 17.2.5, and from 17.3 prior to 17.3.2. It was possible for an attacker to make requests to internal resources using a custom Maven Dependency Proxy URL

An information disclosure vulnerability in GitLab CE/EE in project/group exports affecting all versions from 15.4 prior to 17.0.5, 17.1 prior to 17.1.3, and 17.2 prior to 17.2.1 allows unauthorized users to view the resultant export.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.9 before 17.0.6, all versions starting from 17.1 before 17.1.4, all versions starting from 17.2 before 17.2.2. Under certain conditions, access tokens may have been logged when an API request was made in a specific manner.

An issue has been discovered in GitLab affecting all versions starting from 8.10 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. Under specific circumstances, a user importing a project 'from export' could access and read unrelated files via uploading a specially crafted file. This was due to a bug in `tar`, fixed in [`tar-1.35`](https://lists.gnu.org/archive/html/info-gnu/2023-07/msg00005.html).