GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.

Improper neutralization of user input in GitLab CE/EE versions 14.4 before 14.7.7, all versions starting from 14.8 before 14.8.5, all versions starting from 14.9 before 14.9.2 allowed an attacker to exploit XSS by injecting HTML in notes.

In all versions of GitLab CE/EE, there exists a content spoofing vulnerability which may be leveraged by attackers to trick users into visiting a malicious website by spoofing the content in an error response.

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab Omniauth endpoint allowed a malicious user to submit content to be displayed back to the user within error messages.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.6 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. GitLab was vulnerable to HTML Injection through the Swagger UI feature.

A Stored Cross-Site Scripting vulnerability allowed the execution on Javascript payloads on the Metrics Dashboard in GitLab CE/EE 12.8 and later through 13.0.1

GitLab 12.6 through 12.9 is vulnerable to a privilege escalation that allows an external user to create a personal snippet through the API.

Client-Side code injection through Mermaid markup in GitLab CE/EE 12.9 and later through 13.0.1 allows a specially crafted Mermaid payload to PUT requests on behalf of other users via clicking on a link

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

A Reflected Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code on the Static Site Editor in GitLab CE/EE 12.10 and later through 13.0.1

User email verification bypass in GitLab CE/EE 12.5 and later through 13.0.1 allows user to bypass email verification

GitLab 12.1 through 12.8.1 allows XSS. A cross-site scripting vulnerability was present in a particular view relating to the Grafana integration.

GitLab 12.8.x before 12.8.6, when sign-up is enabled, allows remote attackers to bypass email domain restrictions within the two-day grace period for an unconfirmed email address.

GitLab 9.3 through 12.8.1 allows XSS. A cross-site scripting vulnerability was found when viewing particular file types.

GitLab 12.1 through 12.8.1 allows XSS. A stored cross-site scripting vulnerability was discovered when displaying merge requests.

GitLab 12.1 through 12.8.1 allows XSS. The merge request submission form was determined to have a stored cross-site scripting vulnerability.

GitLab 7.10 through 12.8.1 has Incorrect Access Control. Under certain conditions where users should have been required to configure two-factor authentication, it was not being required.

GitLab EE 11.0 and later through 12.7.2 allows XSS.

An issue has been discovered in GitLab CE/EE affecting all versions before 16.9.6, all versions starting from 16.10 before 16.10.4, all versions starting from 16.11 before 16.11.1. Under certain conditions, an attacker through a crafted email address may be able to bypass domain based restrictions on an instance or a group.

Cross-site scripting (XSS) vulnerability in GitLab Enterprise Edition (EE) 6.6.0 before 6.6.2 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

An issue has been discovered in GitLab CE/EE affecting all versions from 17.2 before 17.11.5, 18.0 before 18.0.3, and 18.1 before 18.1.1 that could have allowed unauthenticated attackers to upload arbitrary files to public projects by sending crafted API requests, potentially leading to resource abuse and unauthorized content storage.

A XSS exists in Gitlab CE/EE < 12.1.10 in the Mermaid plugin.

Cross-site scripting (XSS) vulnerability in GitLab 6.0 and other versions before 6.5.0 allows remote attackers to inject arbitrary web script or HTML via a crafted HTML file, as demonstrated by README.html.

An issue has been discovered in GitLab EE affecting all versions from 18.1 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that, under certain circumstances, could have allowed an attacker to remove Duo flows of another user.

Client-Side code injection through Feature Flag name in GitLab CE/EE starting with 11.9 allows a specially crafted feature flag name to PUT requests on behalf of other users via clicking on a link

A reflected cross-site script vulnerability in GitLab before versions 13.11.6, 13.12.6 and 14.0.2 allowed an attacker to send a malicious link to a victim and trigger actions on their behalf if they clicked it

An issue has been discovered in GitLab CE/EE affecting all previous versions. If the victim is an admin, it was possible to issue a CSRF in System hooks through the API.

A cross-site request forgery vulnerability in the GraphQL API in GitLab since version 13.12 and before versions 13.12.6 and 14.0.2 allowed an attacker to call mutations as the victim

An issue was discovered in GitLab CE/EE affecting all versions starting from 11.8 prior to 16.11.6, starting from 17.0 prior to 17.0.4, and starting from 17.1 prior to 17.1.2 where it was possible to upload an NPM package with conflicting package data.

GitLab through 12.7.2 allows XSS.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to perform unauthorized operations by submitting GraphQL mutations through the GLQL API endpoint.

An issue was discovered in GitLab Community and Enterprise Edition 8.x (starting in 8.9), 9.x, 10.x, and 11.x before 11.5.9, 11.6.x before 11.6.7, and 11.7.x before 11.7.2. It has Incorrect Access Control. Guest users are able to add reaction emojis on comments to which they have no visibility.

An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. Due to improper permission validation it was possible to create model experiments in public projects.

An issue was discovered in GitLab Community and Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. It allows XSS (issue 1 of 2). Markdown fields contain a lack of input validation and output encoding when processing KaTeX that results in a persistent XSS.

An issue was discovered in GitLab Community and Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. It allows XSS (issue 2 of 2). The user status field contains a lack of input validation and output encoding that results in a persistent XSS.

An issue was discovered in GitLab Community and Enterprise Edition before 11.2.7, 11.3.x before 11.3.8, and 11.4.x before 11.4.3. It has XSS.

An issue has been discovered in GitLab EE affecting all versions starting from 12.0 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. An attacker can clone a repository from a public project, from a disallowed IP, even after the top-level group has enabled IP restrictions on the group.

An issue has been discovered in GitLab EE affecting all versions starting from 16.0 prior to 17.2.8, from 17.3 prior to 17.3.4, and from 17.4 prior to 17.4.1. An AI feature was found to read unsanitized content in a way that could have allowed an attacker to hide prompt injection.

An issue has been discovered in GitLab CE/EE affecting all versions before 17.0.6, 17.1 prior to 17.1.4, and 17.2 prior to 17.2.2. An issue was found that allows someone to abuse a discrepancy between the Web application display and the git command line interface to social engineer victims into cloning non-trusted code.

An issue has been discovered in GitLab CE/EE affecting all versions from 12.2 prior to 16.5.6, 16.6 prior to 16.6.4, and 16.7 prior to 16.7.2 in which an attacker could potentially modify the metadata of signed commits.

An issue was discovered in GitLab Community and Enterprise Edition 10.5 through 12.4 in link validation for RDoc wiki pages feature. It has XSS.

An issue was discovered in GitLab Community and Enterprise Edition 8.1 through 12.2.1. Certain areas displaying Markdown were not properly sanitizing some XSS payloads.

An issue was discovered in GitLab Community and Enterprise Edition 11.10 through 12.2.1. Label descriptions are vulnerable to HTML injection.

An IDOR was discovered in < 12.3.2, < 12.2.6, and < 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) that allowed a maintainer to add any private group to a protected environment.

An issue was discovered in GitLab Community and Enterprise Edition 11.9.x and 11.10.x before 11.10.1. Merge requests created by email could be used to bypass push rules in certain situations.

An issue was discovered in GitLab Community and Enterprise Edition 12.0 through 12.2.1. Non-members were able to comment on merge requests despite the repository being set to allow only project members to do so.

An issue was discovered in GitLab Community and Enterprise Edition 11.7 through 11.11. It has Improper Input Validation. Restricted visibility settings allow creating internal projects in private groups, leading to multiple permission issues.

An issue was discovered in GitLab Enterprise Edition 11.7 through 11.11. The epic details page contained a lack of input validation and output encoding issue which resulted in a persistent XSS vulnerability on child epics.

An issue was discovered in GitLab Community and Enterprise Edition 8.9 through 11.11. Wiki Pages contained a lack of input validation which resulted in a persistent XSS vulnerability.

An issue was discovered in GitLab Community and Enterprise Edition before 11.8.9, 11.9.x before 11.9.10, and 11.10.x before 11.10.2. It has Improper Encoding or Escaping of Output. The branch name on new merge request notification emails isn't escaped, which could potentially lead to XSS issues.