An issue has been discovered in GitLab CE/EE affecting all versions from 17.3 before 17.4.6, 17.5 before 17.5.4, and 17.6 before 17.6.2. Improper output encoding could lead to XSS if CSP is not enabled.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.7 prior to 17.4.6, from 17.5 prior to 17.5.4, and from 17.6 prior to 17.6.2. It may have been possible for an attacker with a victim's `CI_JOB_TOKEN` to obtain a GitLab session token belonging to the victim.

An issue was discovered in GitLab CE/EE affecting all versions starting from 11.0 prior to 17.4.6, starting from 17.5 prior to 17.5.4, and starting from 17.6 prior to 17.6.2, where sensitive information passed in GraphQL mutations may have been retained in GraphQL logs.

An issue was discovered in GitLab CE/EE affecting all versions starting from 16.1 prior to 17.4.6, starting from 17.5 prior to 17.5.4, and starting from 17.6 prior to 17.6.2, injection of NEL headers in k8s proxy response could lead to session data exfiltration.

An issue has been discovered in GitLab EE affecting all versions starting from 14.3 before 17.4.6, all versions starting from 17.5 before 17.5.4 all versions starting from 17.6 before 17.6.2, that allows group users to view confidential incident title through the Wiki History Diff feature, potentially leading to information disclosure.

An issue has been discovered in GitLab EE affecting all versions starting from 17.3 before 17.3.7, all versions starting from 17.4 before 17.4.4, all versions starting from 17.5 before 17.5.2 in which an unauthenticated user may be able to read some information about an MR in a private project, under certain circumstances.

A Denial of Service (DoS) issue has been discovered in GitLab CE/EE affecting all versions prior to 12.6 prior to 17.4.5, 17.5 prior to 17.5.3, and 17.6 prior to 17.6.1. An attacker could cause a denial of service with a crafted cargo.toml file.

An issue was discovered in GitLab CE/EE affecting all versions starting from 15.6 prior to 17.4.5, starting from 17.5 prior to 17.5.3, starting from 17.6 prior to 17.6.1 which could cause Denial of Service via integrating a malicious harbor registry.

An issue has been discovered in GitLab CE/EE affecting all versions from 8.12 before 17.4.5, 17.5 before 17.5.3, and 17.6 before 17.6.1. This issue allows an attacker with access to a victim's Personal Access Token (PAT) to escalate privileges.

A denial of service (DoS) condition was discovered in GitLab CE/EE affecting all versions from 13.2.4 before 17.4.5, 17.5 before 17.5.3, and 17.6 before 17.6.1. By leveraging this vulnerability an attacker could create a DoS condition by sending crafted API calls. This was a regression of an earlier patch.