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 has been discovered in GitLab CE/EE affecting all versions starting with 12.3. Under certain conditions it was possible to bypass the IP restriction for public projects through GraphQL allowing unauthorised users to read titles of issues, merge requests and milestones.

An issue has been discovered in GitLab EE affecting all versions from 12.0 before 17.10.8, 17.11 before 17.11.4, and 18.0 before 18.0.2. Under certain conditions users could bypass IP access restrictions and view sensitive information.

Improper authorization in Gitlab EE affecting all versions from 12.3.0 before 15.8.5, all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1 allows an unauthorized access to security reports in MR.

An issue has been discovered in GitLab affecting all versions starting from 15.5 before 15.7.8, all versions starting from 15.8 before 15.8.4, all versions starting from 15.9 before 15.9.2. Non-project members could retrieve release descriptions via the API, even if the release visibility is restricted to project members only in the project settings.

An issue has been discovered in GitLab affecting all versions starting from 13.6 before 15.8.5, all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1, allowing to read environment names supposed to be restricted to project memebers only.

An issue has been discovered in GitLab CE/EE affecting all versions from 16.11 before 17.4.5, 17.5 before 17.5.3, and 17.6 before 17.6.1. Long-lived connections could potentially bypass authentication controls, allowing unauthorized access to streaming results.

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.

GitLab Community and Enterprise Edition 11.x before 11.3.13, 11.4.x before 11.4.11, and 11.5.x before 11.5.4 has Incorrect Access Control.

An issue has been discovered in GitLab CE/EE affecting versions 13.0 to 14.6.5, 14.7 to 14.7.4, and 14.8 to 14.8.2. Private GitLab instances with restricted sign-ups may be vulnerable to user enumeration to unauthenticated users through the GraphQL API.

An issue was discovered in GitLab CE/EE affecting all versions from 15.0 prior to 17.4.6, 17.5 prior to 17.5.4, and 17.6 prior to 17.6.2 that allowed non-member users to view unresolved threads marked as internal notes in public projects merge requests.

An info leak issue was identified in all versions of GitLab EE from 13.7 prior to 15.4.6, 15.5 prior to 15.5.5, and 15.6 prior to 15.6.1 which exposes user email id through webhook payload.

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 Cleartext Storage of Sensitive Information.

An issue has been discovered in GitLab CE/EE affecting all versions from 16.9 before 17.4.6, 17.5 before 17.5.4, and 17.6 before 17.6.2. By using a specific GraphQL query, under specific conditions an unauthorized user can retrieve branch names.

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 Sensitive Data Disclosure in Sidekiq Logs through an Error Message.

A blind SSRF in GitLab CE/EE affecting all from 11.3 prior to 15.4.6, 15.5 prior to 15.5.5, and 15.6 prior to 15.6.1 allows an attacker to connect to local addresses when configuring a malicious GitLab Runner.

Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: >=13.3, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.

A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile

An improper access control issue in GitLab CE/EE affecting all versions from 11.3 prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2 allowed an unauthorized user to see release names even when releases we set to be restricted to project members only

An issue has been discovered in GitLab CE/EE affecting all versions from 13.12 before 17.8.7, 17.9 before 17.9.6, and 17.10 before 17.10.4. Under certain conditions users could bypass IP access restrictions and view sensitive information.

An issue has been discovered in GitLab CE/EE affecting all versions from 17.9 before 17.9.6, and 17.10 before 17.10.4. The runtime profiling data of a specific service was accessible to unauthenticated users.

An issue has been discovered in GitLab affecting all versions starting from 11.10 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 to disclose the branch names when attacker has a fork of a project that was switched to private.

Lack of IP address checking in GitLab EE affecting all versions from 14.2 prior to 15.2.5, 15.3 prior to 15.3.4, and 15.4 prior to 15.4.1 allows a group member to bypass IP restrictions when using a deploy token

An issue has been discovered in GitLab CE/EE affecting all versions before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that could have allowed unauthenticated users to access sensitive manual CI/CD variables by querying the GraphQL API.

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 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. Attackers may have been able to obtain sensitive access-token data from Sentry logs via the GRPC::Unknown exception.

A sensitive information leak issue has been discovered in GitLab EE affecting all versions starting from 16.0 before 16.0.6, all versions starting from 16.1 before 16.1.1, which allows access to titles of private issue and MR.

An information disclosure issue in GitLab CE/EE affecting all versions from 14.4 prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2 allows an attacker to use GitLab Flavored Markdown (GFM) references in a Jira issue to disclose the names of resources they don't have access to.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 14.6 prior to 15.0.5, 15.1 prior to 15.1.4, and 15.2 prior to 15.2.1, allowed a project member to filter issues by contact and organization.

An issue has been discovered in GitLab EE affecting all versions starting from 12.5 before 15.0.5, all versions starting from 15.1 before 15.1.4, all versions starting from 15.2 before 15.2.1. GitLab was not performing correct authentication on Grafana API under specific conditions allowing unauthenticated users to perform queries through a path traversal vulnerability.

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 CE/EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, and all versions starting from 16.5.0 before 16.5.1 which have the `super_sidebar_logged_out` feature flag enabled. Affected versions with this default-disabled feature flag enabled may unintentionally disclose GitLab version metadata to unauthorized actors.

An issue has been discovered in GitLab affecting all versions before 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. It was possible to read the user email address via tags feed although the visibility in the user profile has been disabled.

An issue was discovered in GitLab CE/EE affecting all versions before 17.6.0 in which users were unaware that files uploaded to comments on confidential issues and epics of public projects could be accessed without authentication via a direct link to the uploaded file URL.

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 discovered in GitLab CE/EE affecting all versions from 16.11 prior to 17.6.5, 17.7 prior to 17.7.4, and 17.8 prior to 17.8.2 meant that long-lived connections in ActionCable potentially allowed revoked Personal Access Tokens access to streaming results.

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.

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.

An issue has been discovered in GitLab EE affecting all versions starting from 16.6 prior to 17.2.9, from 17.3 prior to 17.3.5, and from 17.4 prior to 17.4.2. It was possible for an unauthenticated attacker to determine the GitLab version number for a GitLab instance.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.9 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 to takeover GitLab Pages with unique domain URLs if the random string added was known.

A business logic error in GitLab EE affecting all versions prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1 allows access to internal projects. A service account is not deleted when a namespace is deleted, allowing access to internal projects.

An issue has been discovered in GitLab affecting all versions starting from 11.3 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for unauthorized users to view a public projects' release descriptions via an atom endpoint when release access on the public was set to only project members.

Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred

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.

Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary projects

An information disclosure issue in GitLab CE/EE affecting all versions from 16.0 prior to 16.0.6, and version 16.1.0 allows unauthenticated actors to access the import error information if a project was imported from GitHub.

An issue has been discovered in GitLab affecting all versions starting from 12.6 before 14.8.6, all versions starting from 14.9 before 14.9.4, all versions starting from 14.10 before 14.10.1. GitLab was not correctly authenticating a user that had some certain amount of information which allowed an user to authenticate without a personal access token.

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

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.