An input validation problem was discovered in the GitHub service integration which could result in an attacker being able to make arbitrary POST requests in a GitLab instance's internal network. This vulnerability was addressed in 12.1.2, 12.0.4, and 11.11.6.

An authorization vulnerability exists within GitLab from versions 16.10 before 16.10.6, 16.11 before 16.11.3, and 17.0 before 17.0.1 where an authenticated attacker could utilize a crafted naming convention to bypass pipeline authorization logic.

An authorization issue was discovered in GitLab EE < 12.1.2, < 12.0.4, and < 11.11.6 allowing the merge request approval rules to be overridden without appropriate permissions.

An issue was discovered in GitLab Community Edition (CE) and Enterprise Edition (EE) 11.4 through 12.6.1. It has Incorrect Access Control.

An Improper Access Control vulnerability in the GraphQL API in all versions of GitLab CE/EE starting from 13.1 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 allows a Merge Request creator to resolve discussions and apply suggestions after a project owner has locked the Merge Request

Server side request forgery protections in GitLab CE/EE versions between 8.4 and 14.4.4, between 14.5.0 and 14.5.2, and between 14.6.0 and 14.6.1 would fail to protect against attacks sending requests to localhost on port 80 or 443 if GitLab was configured to run on a port other than 80 or 443

Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 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 author of a Merge Request to approve the Merge Request even after having their project access revoked

In all versions of GitLab CE/EE since version 11.0, the requirement to enforce 2FA is not honored when using git commands.

An authorization logic error in the External Status Check API in GitLab EE affecting all versions starting from 14.1 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allowed a user to update the status of the check via an API call

In all versions of GitLab CE/EE since version 8.12, an authenticated low-privileged malicious user may create a project with unlimited repository size by modifying values in a project export.

Missing authentication in all versions of GitLab CE/EE since version 7.11.0 allows an attacker with access to a victim's session to disable two-factor authentication

In all versions of GitLab CE/EE since version 13.0, a privileged user, through an API call, can change the visibility level of a group or a project to a restricted option even after the instance administrator sets that visibility option as restricted in settings.

An issue was discovered in GitLab Community and Enterprise Edition through 12.4. It has Insecure Permissions (issue 2 of 4).

An issue was discovered in GitLab CE/EE affecting all versions starting from 16.1 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 non-project member to promote key results to objectives.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.1 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A user could use an unverified email as a public email and commit email by sending a specifically crafted request on user update settings.

Under specialized conditions, GitLab may allow a user with an impersonation token to perform Git actions even if impersonation is disabled. This vulnerability is present in GitLab CE/EE versions before 13.12.9, 14.0.7, 14.1.2

An unauthorized user was able to insert metadata when creating new issue on GitLab CE/EE 14.0 and later.

An issue has been discovered in GitLab CE/EE affecting all versions before 16.9.6, all versions starting from 16.10 before 16.10.4, all versions starting from 16.11 before 16.11.1. Under certain conditions, an attacker through a crafted email address may be able to bypass domain based restrictions on an instance or a group.

An issue was discovered in GitLab CE/EE affecting all versions starting from 15.5 before 17.5.5, 17.6 before 17.6.3, and 17.7 before 17.7.1, in which unauthorized users could manipulate the status of issues in public projects.

An authorization vulnerability exists in GitLab versions 14.0 prior to 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. An unauthorized attacker is able to assign arbitrary users to MRs that they created within the project

An issue has been discovered in GitLab affecting all versions starting from 9.2 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 a user with the Developer role to update a pipeline schedule from an unprotected branch to a protected branch.

An issue was discovered in GitLab Community Edition (CE) and Enterprise Edition (EE) 10.8 through 12.6.1. It has Incorrect Access Control.

GitLab Enterprise Edition (EE) 8.2 and later through 12.5 has Insecure Permissions.

An issue was discovered in GitLab Community and Enterprise Edition 8.15 through 12.4. It has Insecure Permissions (issue 1 of 2).

GitLab Enterprise Edition (EE) 11.3 and later through 12.5 allows an Insecure Direct Object Reference (IDOR).

An issue was discovered in GitLab Community and Enterprise Edition 11.6 through 12.4 in the add comments via email feature. It has Insecure Permissions.

An issue has been discovered in GitLab affecting all versions prior to 16.2.7, all versions starting from 16.3 before 16.3.5, and all versions starting from 16.4 before 16.4.1. It was possible for a removed project member to write to protected branches using deploy keys.

An issue has been discovered in GitLab affecting all versions starting from 10.6 before 16.2.8, all versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible that upstream members to collaborate with you on your branch get permission to write to the merge request’s source branch.

An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. Due to improper permission validation it was possible to create model experiments in public projects.

An issue has been discovered in GitLab affecting all versions starting from 9.3 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. In certain situations, it may have been possible for developers to override predefined CI variables via the REST API.

An issue was discovered in GitLab Community and Enterprise Edition 11.9 and later through 12.0.2. GitLab Snippets were vulnerable to an authorization issue that allowed unauthorized users to add comments to a private snippet. It allows authentication bypass.

Gitlab Community Edition version 10.3 is vulnerable to an improper authorization issue in the deployment keys component resulting in unauthorized use of deployment keys by guest users.

An Insecure Permissions issue (issue 1 of 3) was discovered in GitLab Community and Enterprise Edition before 11.7.8, 11.8.x before 11.8.4, and 11.9.x before 11.9.2. The "move issue" feature may allow a user to create projects under any namespace on any GitLab instance on which they hold credentials.

The groups API in GitLab 6.x and 7.x before 7.4.3 allows remote authenticated guest users to modify ownership of arbitrary groups by leveraging improper permission checks.

In all versions of GitLab CE/EE since version 13.0, an instance that has the setting to disable Bitbucket Server import enabled is bypassed by an attacker making a crafted API call.

An issue has been discovered in GitLab EE affecting all versions from 16.10 before 17.11.5, 18.0 before 18.0.3, and 18.1 before 18.1.1 that could have allowed authenticated users to assign unrelated compliance frameworks to projects by sending crafted GraphQL mutations that bypassed framework-specific permission checks.

GitLab CE/EE, versions 10.1 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 insecure direct object reference issue that allows a user to make comments on a locked issue.

An issue was discovered in GitLab Community and Enterprise Edition 10.x and 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 control vulnerability that permits a user with insufficient privileges to promote a project milestone to a group milestone.

An issue has been discovered in GitLab affecting all versions starting from 15.2 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. A namespace-level banned user can access the API.

An issue has been discovered in GitLab affecting all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1. It was possible for an unauthorised user to add child epics linked to victim's epic in an unrelated group.

An issue has been discovered in GitLab affecting all versions starting from 10.0 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. Due to improper permission validation it was possible to edit labels description by an unauthorised user.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.7 before 15.11.10, all versions starting from 16.0 before 16.0.6, all versions starting from 16.1 before 16.1.1. This allowed a developer to remove the CODEOWNERS rules and merge to a protected branch.

An issue has been discovered in GitLab CE/EE affecting all versions from 17.2 before 17.11.5, 18.0 before 18.0.3, and 18.1 before 18.1.1 that could have allowed authenticated users with Guest role permissions to add child items to incident work items by sending crafted API requests that bypassed UI-enforced role restrictions.

An issue has been discovered in GitLab CE/EE affecting all versions before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. An attacker was able to spoof protected tags, which could potentially lead a victim to download malicious code.

An issue has been discovered in GitLab EE affecting all versions starting from 16.4 before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. Users with the `Guest` role can change `Custom dashboard projects` settings contrary to permissions.

An issue has been discovered in GitLab affecting all versions starting from 9.2 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 performing correct authorizations on scheduled pipelines allowing a malicious user to run a pipeline in the context of another user.

A branch/tag name confusion in GitLab CE/EE affecting all versions prior to 15.2.5, 15.3 prior to 15.3.4, and 15.4 prior to 15.4.1 allows an attacker to manipulate pages where the content of the default branch would be expected.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.6 before 15.2.5, all versions starting from 15.3 before 15.3.4, all versions starting from 15.4 before 15.4.1. A malicious maintainer could exfiltrate a GitHub integration's access token by modifying the integration URL such that authenticated requests are sent to an attacker controlled server.

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8, and 13.3.4. An insufficient check in the GraphQL api allowed a maintainer to delete a repository.

An issue has been discovered in GitLab EE affecting all versions starting from 10.2. Required CODEOWNERS approval could be bypassed by targeting a branch without the CODEOWNERS file. Affected versions are >=10.2, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.