In all versions of GitLab CE/EE, an attacker with physical access to a user’s machine may brute force the user’s password via the change password function. There is a rate limit in place, but the attack may still be conducted by stealing the session id from the physical compromise of the account and splitting the attack over several IP addresses and passing in the compromised session value from these various locations.

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.

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.

Lack of an access control check in the External Status Check feature allowed any authenticated user to retrieve the configuration of any External Status Check in GitLab EE 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.

An issue has been discovered in GitLab CE/EE affecting all versions from 17.7 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that under certain conditions could have allowed authenticated users with specific roles and permissions to delete issues including confidential ones by inviting users with a specific role.

An issue has been discovered in the GitLab Duo with Amazon Q affecting all versions from 17.8 before 17.8.6, 17.9 before 17.9.3, and 17.10 before 17.10.1. A specifically crafted issue could manipulate AI-assisted development features to potentially expose sensitive project data to unauthorized users.

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.

Missing sanitization of logged exception messages in all versions prior to 14.7.7, 14.8 prior to 14.8.5, and 14.9 prior to 14.9.2 of GitLab CE/EE causes potential sensitive values in invalid URLs to be logged

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.

Permissions rules were not applied while issues were moved between projects of the same group in GitLab versions starting with 10.6 and up to 14.1.7 allowing users to read confidential Epic references.

An issue was discovered in GitLab Enterprise Edition 11.7 through 11.11. The epic details page contained a lack of input validation and output encoding issue which resulted in a persistent XSS vulnerability on child epics.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.10 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 unauthenticated user to cause denial of service due to improper input validation in the API request parsing middleware.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.3 before 17.3.7, all versions starting from 17.4 before 17.4.4, all versions starting from 17.5 before 17.5.2. This issue allows an attacker to create a group with a name matching an existing unique Pages domain, potentially leading to domain confusion attacks.

An Open Redirect issue 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. A redirect is triggered after successful authentication within the Oauth/:GeoAuthController for the secondary Geo node.

GitLab EE 11.11 and later through 12.7.2 allows Directory Traversal.

A Stored XSS in merge request creation page in Gitlab EE version 13.5 and above allows an attacker to execute arbitrary JavaScript code on the victim's behalf via malicious approval rule names

Gitlab Community Edition version 10.3 is vulnerable to a path traversal issue in the GitLab CI runner component resulting in remote code execution.

GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that, in customizable analytics dashboards, could have allowed an authenticated user to execute arbitrary JavaScript in the context of other users' browsers due to improper input sanitization.

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. A lack of proper validation in GitLab could allow an authenticated user to cause a denial of service condition.

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 Browser Caching.