In all versions of GitLab starting from 13.7, marshalled session keys were being stored in Redis.

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.

Kubernetes cluster token disclosure in GitLab CE/EE 10.3 and later through 13.0.1 allows other group maintainers to view Kubernetes cluster token

Improper access control in GitLab CE/EE versions 10.7 prior to 14.7.7, 10.8 prior to 14.8.5, and 10.9 prior to 14.9.2 allows a malicious actor to obtain details of the latest commit in a private project via Merge Requests under certain circumstances

An improper access control vulnerability exists in Gitlab <v12.3.2, <v12.2.6, <v12.1.12 which would allow a blocked user would be able to use GIT clone and pull if he had obtained a CI/CD token before.

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

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.14 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to gain unauthorized access to confidential issue title created in public projects under certain circumstances.

GitLab 12.2.2 and below contains a security vulnerability that allows a guest user in a private project to see the merge request ID associated to an issue via the activity timeline.

An improper access control issue in GitLab CE/EE affecting all versions starting before 15.1.6, all versions from 15.2 before 15.2.4, all versions from 15.3 before 15.3.2 allows disclosure of pipeline status to unauthorized users.

An information disclosure issue in GitLab CE/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 an attacker to extract non-protected CI/CD variables by tricking a user to visit a fork with a malicious CI/CD configuration.

An issue has been discovered in GitLab CE/EE affecting all versions from 16 before 17.3.7, 17.4 before 17.4.4, and 17.5 before 17.5.2. The vulnerability could allow an attacker to inject malicious JavaScript code in Analytics Dashboards through a specially crafted URL.

GitLab Enterprise Edition (EE) 6.7 and later through 12.5 allows SSRF.

GitLab CE/EE since version 9.5 allows a high privilege user to obtain sensitive information from log files because the sensitive information was not correctly registered for log masking.

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

Insufficient sanitization in GitLab EE's external issue tracker affecting all versions from 14.5 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to perform cross-site scripting when a victim clicks on a maliciously crafted ZenTao link

GitLab EE/CE 8.11 through 12.9.1 allows blocked users to pull/push docker images.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.7 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. It was possible for an attacker to cause a denial of service by crafting unusual search terms for branch names.

An issue has been discovered in GitLab affecting versions from 12.6.2 prior to 12.10.13. GitLab was vulnerable to a stored XSS by in the blob view feature.

An issue has been discovered in GitLab affecting all versions starting from 12.10 before 15.1.6, all versions starting from 15.2 before 15.2.4, all versions starting from 15.3 before 15.3.2. GitLab was not performing correct authentication with some Package Registries when IP address restrictions were configured, allowing an attacker already in possession of a valid Deploy Token to misuse it from any location.

GitLab Community Edition (CE) and Enterprise Edition (EE) before 8.17.8, 9.0.x before 9.0.13, 9.1.x before 9.1.10, 9.2.x before 9.2.10, 9.3.x before 9.3.10, and 9.4.x before 9.4.4 might allow remote attackers to execute arbitrary code via a crafted SSH URL in a project import.