Due to improper handling of OAuth client IDs, new subscriptions generated OAuth tokens on an incorrect OAuth client application. This vulnerability is present in GitLab CE/EE since version 14.1.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.11 before 13.11.7, all versions starting from 13.12 before 13.12.8, and all versions starting from 14.0 before 14.0.4. A specially crafted design image allowed attackers to read arbitrary files on the server.

An information disclosure vulnerability in GitLab EE versions 13.10 and later allowed a user to read project details

HTML injection was possible via the full name field before versions 13.11.6, 13.12.6, and 14.0.2 in GitLab CE

A denial of service in user's profile page is found starting with GitLab CE/EE 8.0 that allows attacker to reject access to their profile page via using a specially crafted username.

Improper code rendering while rendering merge requests could be exploited to submit malicious code. This vulnerability affects GitLab CE/EE 9.3 and later through 13.11.6, 13.12.6, and 14.0.2.

An issue has been discovered in GitLab CE/EE affecting all versions starting with 12.8. Under a special condition it was possible to access data of an internal repository through project fork done by a project member.

An issue has been discovered in GitLab affecting all versions before 13.11.6, all versions starting from 13.12 before 13.12.6, and all versions starting from 14.0 before 14.0.2. Improper access control allows unauthorised users to access project details using Graphql.

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

Under certain conditions, some users were able to push to protected branches that were restricted to deploy keys in GitLab CE/EE since version 13.9

Insufficient input sanitization in markdown in GitLab version 13.11 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown

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

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

An issue has been discovered in GitLab affecting all versions starting from 12.9.0 before 13.10.5, all versions starting from 13.11.0 before 13.11.5, all versions starting from 13.12.0 before 13.12.2. Insufficient expired password validation in various operations allow user to maintain limited access after their password expired

An issue has been discovered in GitLab affecting all versions starting with 13.10. GitLab was vulnerable to a stored XSS in blob viewer of notebooks.

All versions of GitLab CE/EE starting from 9.5 before 13.10.5, all versions starting from 13.11 before 13.11.5, and all versions starting from 13.12 before 13.12.2 allow a high privilege user to obtain sensitive information from log files because the sensitive information was not correctly registered for log masking.

All versions of GitLab CE/EE starting from 12.8 before 13.10.5, all versions starting from 13.11 before 13.11.5, and all versions starting from 13.12 before 13.12.2 were affected by an issue in the handling of x509 certificates that could be used to spoof author of signed commits.

A denial of service vulnerability in all versions of GitLab CE/EE before 13.12.2, 13.11.5 or 13.10.5 allows an attacker to cause uncontrolled resource consumption with a specially crafted issue or merge request

A denial of service vulnerability in all versions of GitLab CE/EE before 13.12.2, 13.11.5 or 13.10.5 allows an attacker to cause uncontrolled resource consumption with a very long issue or merge request description

An information disclosure vulnerability in GitLab EE versions 13.11 and later allowed a project owner to leak information about the members' on-call rotations in other projects