An issue has been discovered in GitLab affecting all versions before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. Under certain circumstances, a malicious actor bypass prohibited branch checks using a specially crafted branch name to manipulate repository content in the UI.
An issue has been discovered in GitLab affecting all versions starting from 15.3 before 16.5.5, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2. The required CODEOWNERS approval could be bypassed by adding changes to a previously approved merge request. This is a high severity issue (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N, 7.6). It is now mitigated in the latest release and is assigned CVE-2023-4812.
Incorrect authorization checks in GitLab CE/EE from all versions starting from 8.13 before 16.5.6, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2, allows a user to abuse slack/mattermost integrations to execute slash commands as another user.
An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their own, effectively granting themselves elevated privileges.
A privilege escalation issue has been discovered in GitLab EE affecting all versions from 16.6 prior to 18.2.7, 18.3 prior to 18.3.3, and 18.4 prior to 18.4.1 that could have allowed a developer with specific group management permissions to escalate their privileges and obtain unauthorized access to additional system capabilities.
An issue has been discovered in GitLab EE affecting all versions starting from 16.2 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 an attacker to abuse the policy bot to gain access to internal projects.
An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
An issue has been discovered in GitLab EE/CE that could allow an attacker to track users' browsing activities, potentially leading to full account take-over, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
A Cross Site Scripting (XSS) vulnerability in GitLab-EE affecting all versions from 16.6 prior to 17.7.6, 17.8 prior to 17.8.4, and 17.9 prior to 17.9.1 allows an attacker to bypass security controls and execute arbitrary scripts in a user’s browser under specific conditions. This is a high severity issue (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N, 7.7). It is now mitigated in the latest release and is assigned CVE-2025-0555.
A privilege escalation issue has been discovered in GitLab EE affecting all versions starting from 16.6 prior to 17.1.7, from 17.2 prior to 17.2.5, and from 17.3 prior to 17.3.2. A user assigned the Admin Group Member custom role could have escalated their privileges to include other custom roles.