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.

A Regular Expression Denial of Service vulnerability in GitLab CE/EE affecting all versions from 1.0.2 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to make a GitLab instance inaccessible via specially crafted web server response headers

An issue has been discovered in GitLab affecting all versions starting from 14.0 before 14.4.5, all versions starting from 14.5.0 before 14.5.3, all versions starting from 14.6.0 before 14.6.2. GitLab was not disabling the Autocomplete attribute of fields related to sensitive information making it possible to be retrieved under certain conditions.

An issue has been discovered in GitLab affecting all versions starting from 12.4 before 14.10.5, all versions starting from 15.0 before 15.0.4, all versions starting from 15.1 before 15.1.1. GitLab was leaking Conan packages names due to incorrect permissions verification.

An improper authorization issue in GitLab CE/EE affecting all versions from 13.7 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to extract the value of an unprotected variable they know the name of in public projects or private projects they're a member of.

Information exposure in GitLab EE affecting all versions from 12.0 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker with the appropriate access tokens to obtain CI variables in a group with using IP-based access restrictions even if the GitLab Runner is calling from outside the allowed IP range

An issue has been discovered in GitLab CE/EE affecting all versions from 8.13 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1. Under certain conditions, using the REST API an unprivileged user was able to change labels description.

An issue has been discovered in GitLab EE affecting all versions starting from 12.2 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1. In GitLab, if a group enables the setting to restrict access to users belonging to specific domains, that allow-list may be bypassed if a Maintainer uses the 'Invite a group' feature to invite a group that has members that don't comply with domain allow-list.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.4 before 14.10.5, all versions starting from 15.0 before 15.0.4, all versions starting from 15.1 before 15.1.1. GitLab reveals if a user has enabled two-factor authentication on their account in the HTML source, to unauthenticated users.

An information disclosure vulnerability in GitLab EE affecting all versions from 12.5 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1, allows disclosure of release titles if group milestones are associated with any project releases.

Improper access control in the runner jobs API in GitLab CE/EE affecting all versions prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows a previous maintainer of a project with a specific runner to access job and project meta data under certain conditions

A critical issue has been discovered in GitLab affecting all versions starting from 14.0 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 where an authenticated user authorized to import projects could import a maliciously crafted project leading to remote code execution.

Incorrect authorization in GitLab EE affecting all versions from 10.7 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1, allowed an attacker already in possession of a valid Deploy Key or a Deploy Token to misuse it from any location to access Container Registries even when IP address restrictions were configured.

An account takeover issue has been discovered in GitLab EE affecting all versions starting from 11.10 before 14.9.5, all versions starting from 14.10 before 14.10.4, all versions starting from 15.0 before 15.0.1. When group SAML SSO is configured, the SCIM feature (available only on Premium+ subscriptions) may allow any owner of a Premium group to invite arbitrary users through their username and email, then change those users' email addresses via SCIM to an attacker controlled email address and thus - in the absence of 2FA - take over those accounts. It is also possible for the attacker to change the display name and username of the targeted account.

When the feature is configured, improper authorization in the Interactive Web Terminal in GitLab CE/EE affecting all versions from 11.3 prior to 14.9.5, 14.10 prior to 14.10.4, and 15.0 prior to 15.0.1 allows users with the Developer role to open terminals on other Developers' running jobs

A Stored Cross-Site Scripting vulnerability in Jira integration in GitLab EE affecting all versions from 13.11 prior to 14.9.5, 14.10 prior to 14.10.4, and 15.0 prior to 15.0.1 allows an attacker to execute arbitrary JavaScript code in GitLab on a victim's behalf via specially crafted Jira Issues

Incorrect authorization in GitLab EE affecting all versions from 12.0 before 14.9.5, all versions starting from 14.10 before 14.10.4, all versions starting from 15.0 before 15.0.1 allowed an attacker already in possession of a valid Project Deploy Token to misuse it from any location even when IP address restrictions were configured

Incorrect authorization in GitLab EE affecting all versions from 12.0 before 14.9.5, all versions starting from 14.10 before 14.10.4, all versions starting from 15.0 before 15.0.1 allowed an attacker already in possession of a valid Project Trigger Token to misuse it from any location even when IP address restrictions were configured

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.8 before 14.9.5, all versions starting from 14.10 before 14.10.4, all versions starting from 15.0 before 15.0.1. It may be possible for a subgroup member to access the members list of their parent group.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 14.3 before 14.9.5, all versions starting from 14.10 before 14.10.4, all versions starting from 15.0 before 15.0.1. It may be possible for malicious group maintainers to add new members to a project within their group, through the REST API, even after their group owner enabled a setting to prevent members from being added to projects within that group.