An information disclosure exists in < 12.3.2, < 12.2.6, and < 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) where the assignee(s) of a confidential issue in a private project would be disclosed to a guest via milestones.

An information disclosure vulnerability exists in GitLab CE/EE <v12.3.2, <v12.2.6, and <v12.1.12 that allowed an attacker to view private system notes from a GraphQL endpoint.

In all versions of GitLab CE/EE since version 10.6, a project export leaks the external webhook token value which may allow access to the project which it was exported from.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.4 before 13.6.2. Information disclosure via GraphQL results in user email being unexpectedly visible.

Information disclosure via GraphQL in GitLab CE/EE 13.1 and later exposes private group and project membership. This affects versions >=13.6 to <13.6.2, >=13.5 to <13.5.5, and >=13.1 to <13.4.7.

An issue was discovered in GitLab Community and Enterprise Edition 11.3.x and 11.4.x before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It allows Information Exposure.

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

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 allows Information Exposure (issue 3 of 5).

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 the GFM markdown API.

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 an Error Message.

An issue was discovered in GitLab Community and Enterprise Edition 11.1.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 the merge request JSON endpoint.

An issue was discovered in GitLab Community and Enterprise Edition before 10.8.7, 11.0.x before 11.0.5, and 11.1.x before 11.1.2. Information Disclosure can occur because the Prometheus metrics feature discloses private project pathnames.

An information disclosure issue was discovered GitLab versions < 12.1.2, < 12.0.4, and < 11.11.6 in the security dashboard which could result in disclosure of vulnerability feedback 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 5 of 5).

A specially crafted request could be used to confirm the existence of files hosted on object storage services, without disclosing their contents. This vulnerability affects GitLab CE/EE 12.10 and later through 13.0.1

Kubernetes cluster token disclosure in GitLab CE/EE 10.3 and later through 13.0.1 allows other group maintainers to view Kubernetes cluster token

GitLab Community Edition (CE) and Enterprise Edition (EE). 9.6 and later through 12.5 has Incorrect Access Control.

An issue was discovered in GitLab Community and Enterprise Edition 8.15 through 12.4 in the Comments Search feature provided by the Elasticsearch integration. It has Incorrect Access Control.

GitLab EE/CE 8.17 to 12.9 is vulnerable to information leakage when querying a merge request widget.

An authorization issue was discovered in the GitLab CE/EE CI badge images endpoint which could result in disclosure of the build status. This vulnerability was addressed in 12.1.2, 12.0.4, and 11.11.6.

GitLab Enterprise Edition (EE) 12.2 and later through 12.5 has Incorrect Access Control.

An issue was discovered in GitLab Community and Enterprise Edition 7.9 through 12.2.1. EXIF Geolocation data was not being removed from certain image uploads.

An issue was discovered in GitLab Community and Enterprise Edition 11.2 through 12.2.1. Insufficient permission checks were being applied when displaying CI results, potentially exposing some CI metrics data to unauthorized users.

An information disclosure exists in < 12.3.2, < 12.2.6, and < 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE). The path of a private project, that used to be public, would be disclosed in the unsubscribe email link of issues and merge requests.

An information disclosure exists in < 12.3.2, < 12.2.6, and < 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE). When an issue was moved to a public project from a private one, the associated private labels and the private project namespace would be disclosed through the GitLab API.

An issue was discovered in GitLab Community and Enterprise Edition 12.0 through 12.2.1. Under certain conditions, merge request IDs were being disclosed via email.

An issue was discovered in GitLab Community and Enterprise Edition 11.8.x before 11.8.10, 11.9.x before 11.9.11, and 11.10.x before 11.10.3. It allows Information Disclosure. A small number of GitLab API endpoints would disclose project information when using a read_user scoped token.

An information disclosure vulnerability in GitLab CE/EE versions 12.0 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed non-project members to see the default branch name for projects that restrict access to the repository to project members

An issue was discovered in GitLab Community and Enterprise Edition 12.2 through 12.2.1. The project import API could be used to bypass project visibility restrictions.

An issue was discovered in GitLab Community and Enterprise Edition through 12.2.1. Embedded images and media files in markdown could be pointed to an arbitrary server, which would reveal the IP address of clients requesting the file from that server.

An access control issue exists in < 12.3.5, < 12.2.8, and < 12.1.14 for GitLab Community Edition (CE) and Enterprise Edition (EE) where private merge requests and issues would be disclosed with the Group Search feature provided by Elasticsearch integration

An issue was discovered in GitLab Community and Enterprise Edition 8.18 through 12.2.1. An internal endpoint unintentionally disclosed information about the last pipeline that ran for a merge request.

An issue was discovered in GitLab Community and Enterprise Edition 12.0 through 12.2.1. An IDOR in the epic notes API that could result in disclosure of private milestones, labels, and other information.

Gitlab Enterprise Edition version 10.3 is vulnerable to an authorization bypass issue in the GitLab Projects::BoardsController component resulting in an information disclosure on any board object.

Gitlab Community and Enterprise Editions version 10.1, 10.2, and 10.2.4 are vulnerable to a SQL injection in the MilestoneFinder component resulting in disclosure of all data in a GitLab instance's database.

Improper authorization on the pipelines page in GitLab CE/EE affecting all versions since 13.12 allowed unauthorized users to view some pipeline information for public projects that have access to pipelines restricted to members only

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.1 before 14.7.7, all versions starting from 14.8 before 14.8.5, all versions starting from 14.9 before 14.9.2 where a blind SSRF attack through the repository mirroring feature was possible.

Due to an insecure direct object reference vulnerability in Gitlab EE/CE affecting all versions from 11.0 prior to 14.8.6, 14.9 prior to 14.9.4, and 14.10 prior to 14.10.1, an endpoint may reveal the issue title to a user who crafted an API call with the ID of the issue from a public project that restricts access to issue only to project members.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.4 before 14.10.5, all versions starting from 15.0 before 15.0.4, all versions starting from 15.1 before 15.1.1. GitLab reveals if a user has enabled two-factor authentication on their account in the HTML source, to unauthenticated users.

Missing input masking in GitLab CE/EE affecting all versions starting from 1.0.2 before 14.8.6, all versions from 14.9.0 before 14.9.4, and all versions from 14.10.0 before 14.10.1 causes potentially sensitive integration properties to be disclosed in the web interface

An issue has been discovered in GitLab CE/EE affecting all versions starting with 14.5. Arbitrary file read was possible by importing a group was due to incorrect handling of file.

In GitLab Enterprise Edition (EE) 12.5.0 through 12.7.5, sharing a group with a group could grant project access to unauthorized users.

GitLab EE 11.11 and later through 12.7.2 allows Directory Traversal.

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.

An issue was discovered in GitLab Enterprise Edition (EE) 8.9.0 through 12.6.1. Using the project import feature, it was possible for someone to obtain issues from private projects.

GitLab Community Edition (CE) and Enterprise Edition (EE) through 12.5 has Incorrect Access Control (issue 1 of 2).

GitLab EE 8.4 through 12.5, 12.4.3, and 12.3.6 stored several tokens in plaintext.

An improper authorization issue in GitLab CE/EE affecting all versions from 13.7 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to extract the value of an unprotected variable they know the name of in public projects or private projects they're a member of.

An issue has been discovered in GitLab affecting all versions starting from 12.4 before 14.10.5, all versions starting from 15.0 before 15.0.4, all versions starting from 15.1 before 15.1.1. GitLab was leaking Conan packages names due to incorrect permissions verification.

In all versions of GitLab CE/EE, provided a user ID, anonymous users can use a few endpoints to retrieve information about any GitLab user.