CVE-2026-1402

MEDIUM 6.5

Allocation of Resources Without Limits or Throttling in GitLab

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that under certain conditions could have allowed an authenticated user to cause denial of service due to insufficient validation.

CWE	CWE-770
Vendor	gitlab
Product	gitlab
Ecosystems	DevTools
Industries	Technology
Published	May 27, 2026
Last Updated	May 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

GitLab / GitLab

17.1 < 18.10.7 18.11 < 18.11.4 19.0 < 19.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

hackerone.com: https://hackerone.com/reports/3517283 gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/work_items/587569 about.gitlab.com: https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/

Credits

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