An issue has been discovered in GitLab affecting all versions before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. Under certain conditions, an attacker may be able to map a private email of a GitLab user to their GitLab account on an instance.

An issue has been discovered in GitLab affecting all versions starting from 10.0 before 12.9.8, all versions starting from 12.10 before 12.10.7, all versions starting from 13.0 before 13.0.1. A user with the role of developer could use the import project feature to leak CI/CD variables.

A cross-site scripting issue has been discovered in GitLab affecting all versions starting from 5.1 before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. When viewing an XML file in a repository in "raw" mode, it can be made to render as HTML if viewed under specific circumstances

An issue has been discovered in GitLab affecting all versions starting from 11.9 before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. The condition allows for a privileged attacker, under certain conditions, to obtain session tokens from all users of a GitLab instance.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.1 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A user could use an unverified email as a public email and commit email by sending a specifically crafted request on user update settings.

An issue has been discovered in GitLab CE/EE affecting all versions before 15.8.5, 15.9.4, 15.10.1. Open redirects was possible due to framing arbitrary content on any page allowing user controlled markdown

An issue was identified in GitLab CE/EE affecting all versions from 1.0 prior to 15.8.5, 15.9 prior to 15.9.4, and 15.10 prior to 15.10.1 where non-printable characters gets copied from clipboard, allowing unexpected commands to be executed on victim machine.

An issue has been discovered in GitLab affecting all versions starting from 8.1 to 15.8.5, and from 15.9 to 15.9.4, and from 15.10 to 15.10.1. It was possible to add a branch with an ambiguous name that could be used to social engineer users.

A denial of service condition exists in the Prometheus server bundled with GitLab affecting all versions from 11.10 to 15.8.5, 15.9 to 15.9.4 and 15.10 to 15.10.1.

An information disclosure vulnerability has been discovered in GitLab EE/CE affecting all versions starting from 11.5 before 15.8.5, all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1 will allow an admin to leak password from repository mirror configuration.

An issue has been discovered in GitLab affecting all versions starting from 11.10 before 15.8.5, all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1. It was possible to disclose the branch names when attacker has a fork of a project that was switched to private.

An issue has been discovered in GitLab affecting all versions starting from 9.0 before 15.7.8, all versions starting from 15.8 before 15.8.4, all versions starting from 15.9 before 15.9.2. It was possible to trigger a resource depletion attack due to improper filtering for number of requests to read commits details.

An issue has been discovered in GitLab affecting all versions starting from 10.0 to 15.7.8, 15.8 prior to 15.8.4 and 15.9 prior to 15.9.2. A crafted URL could be used to redirect users to arbitrary sites

An issue has been discovered in GitLab CE/EE affecting all versions before 15.7.8, all versions starting from 15.8 before 15.8.4, all versions starting from 15.9 before 15.9.2. A malicious project Maintainer may create a Project Access Token with Owner level privileges using a crafted request.

A Cross Site Request Forgery issue has been discovered in GitLab CE/EE affecting all versions before 15.6.7, all versions starting from 15.7 before 15.7.6, and all versions starting from 15.8 before 15.8.1. An attacker could take over a project if an Owner or Maintainer uploads a file to a malicious project.

In Gitlab EE/CE before 15.6.1, 15.5.5 and 15.4.6 using a branch with a hexadecimal name could override an existing hash.

A blind SSRF in GitLab CE/EE affecting all from 11.3 prior to 15.4.6, 15.5 prior to 15.5.5, and 15.6 prior to 15.6.1 allows an attacker to connect to local addresses when configuring a malicious GitLab Runner.

An issue has been discovered in GitLab affecting all versions starting from 9.3 before 15.4.6, all versions starting from 15.5 before 15.5.5, all versions starting from 15.6 before 15.6.1. It was possible for a project maintainer to leak a webhook secret token by changing the webhook URL to an endpoint that allows them to capture request headers.

An issue has been discovered in GitLab affecting all versions starting from 9.3 before 15.4.6, all versions starting from 15.5 before 15.5.5, all versions starting from 15.6 before 15.6.1. It was possible for a project maintainer to unmask webhook secret tokens by reviewing the logs after testing webhooks.

An improper access control issue in GitLab CE/EE affecting all versions from 11.3 prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2 allowed an unauthorized user to see release names even when releases we set to be restricted to project members only