Denial of Service Vulnerability in GitLab Community and Enterprise Editions
CVE-2025-14869

7.5HIGH

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
14 May 2026

What is CVE-2025-14869?

A vulnerability in GitLab Community and Enterprise Editions allows unauthenticated users to exploit certain API endpoints by sending specially crafted payloads. This could lead to a denial of service, impacting the availability and performance of the application. Users running affected versions are advised to update to the latest releases where this issue has been addressed.

Affected Version(s)

GitLab 18.5 < 18.9.7

GitLab 18.10 < 18.10.6

GitLab 18.11 < 18.11.3

References

https://hackerone.com/reports/3447146
technical-descriptionexploitpermissions-required
https://gitlab.com/gitlab-org/gitlab/-/work_items/584489
https://about.gitlab.com/releases/2026/05/13/patch-releas...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [a92847865](https://hackerone.com/a92847865) for reporting this vulnerability through our HackerOne bug bounty program
.