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An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.3 before 17.4.2, all versions starting from 17.5 before 17.5.4, all versions starting from 17.6 before 17.6.2. This issue allows an attacker to create a group with a name matching an existing unique Pages domain, potentially leading to domain confusion attacks.
Reserved 2024-10-08 | Published 2024-11-14 | Updated 2024-12-06 | Assigner GitLabCWE-708: Incorrect Ownership Assignment
Thanks [psycho_012](https://hackerone.com/psycho_012) for reporting this vulnerability through our HackerOne bug bounty program
gitlab.com/gitlab-org/gitlab/-/issues/498257 (GitLab Issue #498257)
hackerone.com/reports/2759470 (HackerOne Bug Bounty Report #2759470)
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