Authentication Bypass in GitLab CE/EE by Project Name Collision
CVE-2025-5069

3.5LOW

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
26 September 2025

What is CVE-2025-5069?

A vulnerability was identified in GitLab CE/EE that allows authenticated users to leverage project name collisions to access confidential issues. This issue arises when an attacker creates a project with the same name as a target project, potentially exposing sensitive information to unauthorized users. The flaw impacts the security configuration, posing significant risks to project integrity and confidentiality, especially if sensitive discussions occur under affected projects.

Affected Version(s)

GitLab 17.10 < 18.2.7

GitLab 18.3 < 18.3.3

GitLab 18.4 < 18.4.1

References

https://gitlab.com/gitlab-org/gitlab/-/issues/544926
issue-trackingpermissions-required
https://hackerone.com/reports/3019236
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
3.5
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [foxribeye](https://hackerone.com/foxribeye) for reporting this vulnerability through our HackerOne bug bounty program
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CVE-2025-5069 : Authentication Bypass in GitLab CE/EE by Project Name Collision