Gitlab reports:

Denial of Service via cloning an issue
Arbitrary PUT request as victim user through Sentry error list
Content injection via External Status Checks
Project maintainers can access Datadog API Key from logs
Unsafe serialization of Json data could lead to sensitive data leakage
Import bug allows importing of private local git repos
Maintainer can leak Github access tokens by changing integration URL (even after 15.2.1 patch)
Unauthorized users able to create issues in any project
Bypass group IP restriction on Dependency Proxy
Healthcheck endpoint allow list can be bypassed when accessed over HTTP in an HTTPS enabled system
Disclosure of Todo details to guest users
A user’s primary email may be disclosed through group member events webhooks
Content manipulation due to branch/tag name confusion with the default branch name
Leakage of email addresses in WebHook logs
Specially crafted output makes job logs inaccessible
Enforce editing approval rules on project levelRead More