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 was discovered in GitLab Community and Enterprise Edition 11.9 through 11.11. Unprivileged users were able to access labels, status and merge request counts of confidential issues via the milestone details page. It has Improper Access Control.

The impersonate feature in Gitlab 8.7.0, 8.6.0 through 8.6.7, 8.5.0 through 8.5.11, 8.4.0 through 8.4.9, 8.3.0 through 8.3.8, and 8.2.0 through 8.2.4 allows remote authenticated users to "log in" as any other user via unspecified vectors.

An information disclosure issue was discovered GitLab versions < 12.1.2, < 12.0.4, and < 11.11.6 in the security dashboard which could result in disclosure of vulnerability feedback information.

An issue has been discovered in GitLab CE/EE affecting all versions from 15.6 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that under certain conditions could have allowed authenticated users to bypass access controls and download private artifacts by accessing specific API endpoints.

An issue has been discovered in GitLab CE/EE affecting all versions from 17.2 before 17.6.4, 17.7 before 17.7.3, and 17.8 before 17.8.1. Improper rendering of certain file types lead to cross-site scripting.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that could have allowed an unauthenticated user to cause denial of service by sending specially crafted files to the container registry event endpoint under certain conditions.

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. TODO

Gitlab Enterprise Edition version 10.3 is vulnerable to an authorization bypass issue in the GitLab Projects::BoardsController component resulting in an information disclosure on any board object.

An information disclosure vulnerability exists in GitLab CE/EE <v12.3.2, <v12.2.6, and <v12.1.12 that allowed project milestones to be disclosed via groups browsing.

A permission check vulnerability in GitLab CE/EE affecting all versions starting from 8.12 prior to 17.0.6, 17.1 prior to 17.1.4, and 17.2 prior to 17.2.2 allowed for LFS tokens to read and write to the user owned repositories.

Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis

An issue has been discovered in GitLab affecting all versions from 15.5 before 15.8.5, all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1. Due to improper permissions checks it was possible for an unauthorised user to remove an issue from an epic.

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 it was possible for an unauthorised user to execute arbitrary code on the server using the project import feature.

Incorrect authorization in the Asana integration's branch restriction feature in all versions of GitLab CE/EE starting from version 7.8.0 before 14.7.7, all versions starting from 14.8 before 14.8.5, all versions starting from 14.9 before 14.9.2 makes it possible to close Asana tasks from unrestricted branches.

An issue has been discovered in GitLab CE/EE affecting all versions from 14.1 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that that under certain conditions could have allowed an unauthenticated attacker to cause a denial-of-service condition affecting all users by sending specially crafted GraphQL requests.

An issue was discovered in GitLab Community and Enterprise Edition 9.0 and through 12.0.2. Users with access to issues, but not the repository were able to view the number of related merge requests on an issue. It has Incorrect Access Control.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.0 prior to 17.6.4, from 17.7 prior to 17.7.3, and from 17.8 prior to 17.8.1. Under certain conditions, it may have been possible for users with developer role to exfiltrate protected CI variables via CI lint.

An issue has been discovered in GitLab CE/EE affecting all versions from 17.7 before 17.10.8, 17.11 before 17.11.4, and 18.0 before 18.0.2, allow an attacker to trigger an infinite redirect loop, potentially leading to a denial of service condition.

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.