Thanks [vaib25vicky](https://hackerone.com/vaib25vicky) for reporting this vulnerability through our HackerOne bug bounty program

Incorrect User Management in GitLab

An issue has been discovered in GitLab affecting all versions starting from 12.8 before 15.7.8, all versions starting from 15.8 before 15.8.4, all versions starting from 15.9 before 15.9.2. This vulnerability could allow a user to unmask the Discord Webho

An issue has been discovered in GitLab EE affecting all versions starting from 15.1 before 15.7.8, all versions starting from 15.8 before 15.8.4, all versions starting from 15.9 before 15.9.2. If a group with SAML SSO enabled is transferred to a new names

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.4 before 13.6.2. Information disclosure via GraphQL results in user email being unexpectedly visible.

Membership changes are not reflected in ToDo subscriptions in GitLab versions prior to 13.2.10, 13.3.7 and 13.4.2, allowing guest users to access confidential issues through API.

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab was not validating a Deploy-Token and allowed a disabled repository be accessible via a git command line.

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. The revocation feature was not revoking all session tokens and one could re-use it to obtain a valid session.

An issue in pipeline subscriptions in GitLab EE affecting all versions from 12.8 prior to 15.0.5, 15.1 prior to 15.1.4, and 15.2 prior to 15.2.1 triggered new pipelines with the person who created the tag as the pipeline creator instead of the subscriptio

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 und