Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 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 view certain pipeline values by querying the API.
Problem types
CWE-639: Authorization Bypass Through User-Controlled Key
Product status
17.11 (semver) before 18.6.6
18.7 (semver) before 18.7.4
18.8 (semver) before 18.8.4
Credits
Thanks [sndd](https://hackerone.com/sndd) for reporting this vulnerability through our HackerOne bug bounty program
References
gitlab.com/gitlab-org/gitlab/-/issues/583967 (GitLab Issue #583967)
hackerone.com/reports/3457591 (HackerOne Bug Bounty Report #3457591)
about.gitlab.com/...10/patch-release-gitlab-18-8-4-released/