CVE-2025-14511: Improper Validation of Specified Quantity in Input in GitLab

Published Feb 25, 2026
·
Updated

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.

Other sources

GitLab has remediated an issue 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.

GitLab

Affected Software

7 affected componentsFixes available
GitLab GitLab>=12.2<18.7.5, >=18.8<18.8.5, >=18.9<18.9.1
18.7.518.8.518.9.1
GitLab GitLab>=12.2.0<18.7.5
GitLab GitLab>=12.2.0<18.7.5
GitLab GitLab>=18.8.0<18.8.5
GitLab GitLab>=18.8.0<18.8.5
GitLab GitLab=18.9.0
GitLab GitLab=18.9.0

Remediation

Information

Upgrade to versions 18.7.5, 18.8.5, 18.9.1 or above.

Event History

Feb 25, 2026
CVE Published
via MITRE·08:05 PM
Data Sourced
via MITRE·08:05 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 22, 2026
Data Sourced
via GitLab·01:58 PM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-14511?

CVE-2025-14511 is classified as a Denial of Service vulnerability affecting certain versions of GitLab.

2

How do I fix CVE-2025-14511?

To remediate CVE-2025-14511, upgrade to GitLab versions 18.7.5, 18.8.5, or 18.9.1.

3

Which versions of GitLab are affected by CVE-2025-14511?

CVE-2025-14511 affects GitLab versions from 12.2 up to but not including 18.7.5, 18.8 up to but not including 18.8.5, and 18.9 up to but not including 18.9.1.

4

Can an unauthenticated user exploit CVE-2025-14511?

Yes, an unauthenticated user can exploit CVE-2025-14511 to cause a denial of service.

5

Who is the vendor for CVE-2025-14511?

The vendor for CVE-2025-14511 is GitLab.

Contact

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