Denial of Service Vulnerability in GitLab CE/EE by GitLab
CVE-2026-1069

7.5HIGH

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
11 March 2026

What is CVE-2026-1069?

A vulnerability in GitLab CE/EE prior to version 18.9.2 allows unauthenticated users to exploit the service by sending specially crafted GraphQL requests. This could lead to uncontrolled recursion, resulting in a denial of service. This issue has been addressed in the latest patch release, ensuring protection for all users.

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Deploy the Patch

Affected Version(s)

GitLab 18.9 < 18.9.2

References

https://hackerone.com/reports/3483687
technical-descriptionexploitpermissions-required
https://gitlab.com/gitlab-org/gitlab/-/work_items/586474
https://about.gitlab.com/releases/2026/03/11/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
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