CVE-2025-14511

HIGH 7.5

Improper Validation of Specified Quantity in Input in GitLab

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that could have allowed an unauthenticated user to cause denial of service by sending specially crafted files to the container registry event endpoint under certain conditions.

CWE	CWE-1284
Vendor	gitlab
Product	gitlab
Ecosystems	DevTools
Industries	Technology
Published	Feb 25, 2026
Last Updated	Feb 26, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

GitLab / GitLab

12.2 < 18.7.5 18.8 < 18.8.5 18.9 < 18.9.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/issues/583717 hackerone.com: https://hackerone.com/reports/3452200 about.gitlab.com: https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/

Credits

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