An issue has been discovered in GitLab EE affecting all versions starting from 14.1 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 EE-licensed users to link any security policy project by its ID to projects or groups the user has access to, potentially revealing the security projects's configured security policies.

An information exposure vulnerability exists in gitlab.com <v12.3.2, <v12.2.6, and <v12.1.10 when using the blocking merge request feature, it was possible for an unauthenticated user to see the head pipeline data of a public project even though pipeline visibility was restricted.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.7 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2, that could have allowed a blocked user to access sensitive information by establishing GraphQL subscriptions through WebSocket connections.

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).

An issue has been discovered in GitLab CE/EE affecting all versions before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. An attacker may be able to reveal masked or hidden CI variables (that they did not author) in the WebUI, by simply creating their own variable and observing the HTTP response.

An issue has been discovered in GitLab CE/EE affecting only version 16.0.0. An unauthenticated malicious user can use a path traversal vulnerability to read arbitrary files on the server when an attachment exists in a public project nested within at least five groups.

An improper access control vulnerability exists in GitLab <12.3.3 that allows an attacker to obtain container and dependency scanning reports through the merge request widget even though public pipelines were disabled.

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.

An issue was discovered in GitLab Community and Enterprise Edition 11.9 through 11.11. Unprivileged users were able to access labels, status and merge request counts of confidential issues via the milestone details page. It has Improper Access Control.

An issue was discovered in GitLab Community and Enterprise Edition 8.3 through 11.11. It allows Information Exposure through an Error Message.

An issue was discovered in GitLab Enterprise Edition before 11.7.11, 11.8.x before 11.8.7, and 11.9.x before 11.9.7. It allows Information Disclosure.

An issue was discovered in GitLab Community and Enterprise Edition 9.x, 10.x, and 11.x before 11.8.9, 11.9.x before 11.9.10, and 11.10.x before 11.10.2. Gitaly has allows an information disclosure issue where HTTP/GIT credentials are included in logs on connection errors.

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 issue has been discovered in GitLab CE/EE affecting all versions from 12.0 before 17.9.8, 17.10 before 17.10.6, and 17.11 before 17.11.2. Under certain conditions users could bypass IP access restrictions and view sensitive information.

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 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.

An issue was discovered in GitLab Enterprise Edition before 11.1.7, 11.2.x before 11.2.4, and 11.3.x before 11.3.1. Attackers could obtain sensitive information about group names, avatars, LDAP settings, and descriptions via an insecure direct object reference to the "merge request approvals" feature.

An issue was discovered in GitLab Community and Enterprise Edition before 11.1.7, 11.2.x before 11.2.4, and 11.3.x before 11.3.1. Remote attackers could obtain sensitive information about issues, comments, and project titles via events API insecure direct object reference.

An insecure direct object reference vulnerability in GitLab EE affecting all versions from 15.7 prior to 17.6.5, 17.7 prior to 17.7.4, and 17.8 prior to 17.8.2 allows an attacker to view repositories in an unauthorized way.

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.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to read arbitrary files from the Gitaly server and access internal network resources during repository import, due to insufficient validation of secondary URLs.

A business logic error in GitLab CE/EE affecting all versions starting from 12.1 prior to 17.10.7, 17.11 prior to 17.11.3 and 18.0 prior to 18.0.1 where an attacker can cause a branch name confusion in confidential MRs.

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

GitLab EE 8.0 and later through 12.7.2 allows Information Disclosure.

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 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 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.

Information exposure in GitLab EE affecting all versions from 12.0 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker with the appropriate access tokens to obtain CI variables in a group with using IP-based access restrictions even if the GitLab Runner is calling from outside the allowed IP range

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 discovered in GitLab EE/CE affecting all versions starting from 15.10 before 17.1.7, all versions starting from 17.2 before 17.2.5, all versions starting from 17.3 before 17.3.2 will disclose user password from repository mirror configuration.

An issue has been discovered in GitLab affecting all versions starting from 14.6 before 14.6.5, all versions starting from 14.7 before 14.7.4, all versions starting from 14.8 before 14.8.2. GitLab was leaking user passwords when adding mirrors with SSH credentials under specific conditions.

Insufficient permission checks in scheduled pipeline API in GitLab CE/EE 13.0+ allows an attacker to read variable names and values for scheduled pipelines on projects visible to the attacker. Affected versions are >=13.0, <13.3.9,>=13.4.0, <13.4.5,>=13.5.0, <13.5.2.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to access confidential issue content in public projects without proper authorization due to improper authorization checks.

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.

An issue was discovered in GitLab 10.7.0 and later through 12.9.2. A Workhorse bypass could lead to job artifact uploads and file disclosure (Exposure of Sensitive Information) via request smuggling.

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 affecting all versions starting from 11.2 before 17.1.7, all versions starting from 17.2 before 17.2.5, all versions starting from 17.3 before 17.3.2. It was possible for a guest to read the source code of a private project by using group templates.

Incorrect Authorization check affecting all versions of GitLab EE from 13.11 prior to 15.5.7, 15.6 prior to 15.6.4, and 15.7 prior to 15.7.2 allows group access tokens to continue working even after the group owner loses the ability to revoke them.

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.

Missing validation in DAST analyzer affecting all versions from 1.11.0 prior to 3.0.32, allows custom request headers to be sent with every request, regardless of the host.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 14.0 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. It was possible to disclose via the UI the confidential issues title and description from a public project to unauthorised instance users.

GitLab has remediated an issue in GitLab EE affecting all versions from 18.5 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to access API tokens of self-hosted AI models due to improper access control.

An issue was discovered in GitLab CE/EE affecting all versions starting from 16.7 prior to 16.11.5, starting from 17.0 prior to 17.0.3, and starting from 17.1 prior to 17.1.1, which allows private job artifacts can be accessed by any user.

Serialization of sensitive data in GitLab EE affecting all versions from 14.9 prior to 15.2.5, 15.3 prior to 15.3.4, and 15.4 prior to 15.4.1 can leak sensitive information via cache

A command injection exists in GitLab CE/EE <v12.3.2, <v12.2.6, and <v12.1.12 that allowed an attacker to inject commands via the API through the blobs scope.

An issue has been discovered in GitLab CE/EE affecting all versions before 15.1.6, all versions starting from 15.2 before 15.2.4, all versions starting from 15.3 before 15.3.2. It may be possible for an attacker to guess a user's password by brute force by sending crafted requests to a specific endpoint, even if the victim user has 2FA enabled on their account.

An information disclosure vulnerability in GitLab CE/EE affecting all versions from 8.3 prior to 17.6.5, 17.7 prior to 17.7.4, and 17.8 prior to 17.8.2 allows an attacker to send a crafted request to a backend server to reveal sensitive information.

An issue has been discovered in the Import functionality of GitLab CE/EE affecting all versions starting from 14.4 before 15.2.5, all versions starting from 15.3 before 15.3.4, all versions starting from 15.4 before 15.4.1. It was possible for an authenticated user to read arbitrary projects' content given the project's ID.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.7 to 18.2.8, 18.3 before 18.3.4, and 18.4 before 18.4.2 that could have allowed authenticated users without project membership to view sensitive manual CI/CD variables by querying the GraphQL API.

An improper access control issue in GitLab EE affecting all versions from 12.0 prior to 15.0.5, 15.1 prior to 15.1.4, and 15.2 prior to 15.2.1 allows an attacker to bypass IP allow-listing and download artifacts. This attack only bypasses IP allow-listing, proper permissions are still required.