In all versions of GitLab CE/EE, certain Unicode characters can be abused to commit malicious code into projects without being noticed in merge request or source code viewer UI.

An improper access control check in GitLab CE/EE affecting all versions starting from 13.7 before 15.0.5, all versions starting from 15.1 before 15.1.4, all versions starting from 15.2 before 15.2.1 allows a malicious authenticated user to view a public project's Deploy Key's public fingerprint and name when that key has write permission. Note that GitLab never asks for nor stores the private key.

GitLab EE, version 11.5 before 11.5.1, is vulnerable to an insecure object reference issue that permits a user with Reporter privileges to view the Jaeger Tracing Operations page.

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.

Improper access control in GitLab CE/EE versions 12.4 to 14.5.4, 14.5 to 14.6.4, and 12.6 to 14.7.1 allows project non-members to retrieve the service desk email address

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

An issue was discovered in GitLab Community and Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. It allows Information Disclosure (issue 1 of 6). An authorization issue allows the contributed project information of a private profile to be viewed.

User is allowed to set an email as a notification email even without verifying the new email in all previous GitLab CE/EE versions through 13.0.1

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.0 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions, could have allowed an authenticated user to perform server-side request forgery against internal services by bypassing protections in the Git repository import functionality.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A Regular Expression Denial of Service was possible via sending crafted payloads which use AutolinkFilter to the preview_markdown endpoint.

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. The profile activity page was not restricting the amount of results one could request, potentially resulting in a denial of service.

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.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.6 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to bypass PyPI package protection rules and upload restricted packages due to improper authorization checks.

An issue has been discovered in GitLab affecting versions prior to 13.1.2, 13.0.8 and 12.10.13. GitLab was vulnerable to a stored XSS by using the PyPi files API.

Information disclosure in Advanced Search component of GitLab EE starting from 8.4 results in exposure of search terms via Rails logs. This affects versions >=8.4 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2.

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

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.

Due to improper handling of OAuth client IDs, new subscriptions generated OAuth tokens on an incorrect OAuth client application. This vulnerability is present in GitLab CE/EE since version 14.1.

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.

In all versions of GitLab CE/EE since version 8.0, a DNS rebinding vulnerability exists in Fogbugz importer which may be used by attackers to exploit Server Side Request Forgery attacks.