In all versions of GitLab CE/EE since version 8.9, project exports may expose trigger tokens configured on that project.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to create unauthorized Jira subscriptions for a targeted user's namespace via a specially crafted link due to missing CSRF protection.

An issue was discovered in GitLab CE/EE affecting all versions starting from 17.2 prior to 17.3.7, starting from 17.4 prior to 17.4.4 and starting from 17.5 prior to 17.5.2, which could have allowed an attacker gaining full API access as the victim via the Device OAuth flow.

A cross-site leak vulnerability in the OAuth flow of all versions of GitLab CE/EE since 7.10 allowed an attacker to leak an OAuth access token by getting the victim to visit a malicious page with Safari

Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim's API token if they click on a maliciously crafted link

An issue was discovered in GitLab EE affecting all versions starting from 16.0 prior to 17.6.5, starting from 17.7 prior to 17.7.4, and starting from 17.8 prior to 17.8.2, which allows an attacker to exfiltrate contents of a private issue using prompt injection.

An issue has been discovered in GitLab EE affecting all versions starting from 14.2 before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. Lack of verification on RelayState parameter allowed a maliciously crafted URL to obtain access tokens granted for 3rd party Group SAML SSO logins. This feature isn't enabled by default.

An information disclosure issue in GitLab CE/EE affecting all versions starting from 13.11 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1 allows an attacker to extract non-protected CI/CD variables by tricking a user to visit a fork with a malicious CI/CD configuration.

An issue has been discovered in GitLab EE affecting all versions starting from 15.6 before 15.6.1. It was possible to create a malicious README page due to improper neutralisation of user supplied input.

GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code Quality reports could have allowed an authenticated user to leak IP addresses of users viewing the report via specially crafted content.

Improper authorization in GitLab Pages included with GitLab CE/EE affecting all versions from 11.5 prior to 14.7.7, 14.8 prior to 14.8.5, and 14.9 prior to 14.9.2 allowed an attacker to steal a user's access token on an attacker-controlled private GitLab Pages website and reuse that token on the victim's other private websites

An issue has been discovered in GitLab EE affecting all versions starting from 13.12 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1 in which a project member can leak credentials stored in site profile.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.0 before 15.5.7, all versions starting from 15.6 before 15.6.4, all versions starting from 15.7 before 15.7.2. GitLab allows unauthenticated users to download user avatars using the victim's user ID, on private instances that restrict public level visibility.

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 13.9 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 was discovered in GitLab CE/EE affecting all versions starting from 15.6 prior to 17.0.5, starting from 17.1 prior to 17.1.3, and starting from 17.2 prior to 17.2.1 where it was possible to disclose limited information of an exported group or project to another user.

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 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.

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 was discovered in GitLab EE affecting all versions starting from 16.11 prior to 17.0.5, starting from 17.1 prior to 17.1.3, and starting from 17.2 prior to 17.2.1 where certain project-level analytics settings could be leaked in DOM to group members with Developer or higher roles.

Information about the starred projects for private user profiles was exposed via the GraphQL API starting from 12.2 via the REST API. This affects GitLab >=12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2.

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 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.

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 Edition (CE) and Enterprise Edition (EE) 5.1 through 12.6.1. It has Incorrect Access Control.

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

Amazon EKS credentials disclosure in GitLab CE/EE 12.6 and later through 13.0.1 allows other administrators to view Amazon EKS credentials via HTML source code

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

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 11.x before 11.7.7 and 11.8.x before 11.8.3. It allows Information Disclosure.

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 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).

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 5 of 5).

An Incorrect Access Control issue was discovered in GitLab Community and Enterprise Edition 11.7.x before 11.7.4. GitLab Releases were vulnerable to an authorization issue that allowed users to view confidential issue and merge request titles of other projects.

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.

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 information disclosure issue was discovered in GitLab CE/EE 8.14 and later, by using the move issue feature which could result in disclosure of the newly created issue ID.

Multiple versions of GitLab expose sensitive user credentials when assigning a user to an issue or merge request. A fix was included in versions 8.15.8, 8.16.7, and 8.17.4, which were released on March 20th 2017 at 23:59 UTC.

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

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 11.3 through 12.3 when a sub group epic is added to a public group. It has Incorrect Access Control.

An information disclosure vulnerability exists in GitLab CE/EE <v12.3.2, <v12.2.6, and <v12.1.12 that allowed project milestones to be disclosed via groups browsing.

GitLab 11.8 and later contains a security vulnerability that allows a user to obtain details of restricted pipelines via the merge request endpoint.

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 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.

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 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.