CVE-2025-14513: Improper Validation of Specified Quantity in Input in GitLab

Published Mar 11, 2026
·
Updated

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an unauthenticated user to cause a denial of service condition due to improper input validation when processing specially crafted JSON payloads in the protected branches API.

Other sources

GitLab has remediated an issue that could have allowed an unauthenticated user to cause a denial of service condition due to improper input validation when processing specially crafted JSON payloads in the protected branches API.

GitLab

Affected Software

7 affected componentsFixes available
GitLab GitLab>=16.11<18.7.6, >=18.8<18.8.6, >=18.9<18.9.2
18.7.618.8.618.9.2
GitLab GitLab>=16.11.0<18.7.6
GitLab GitLab>=16.11.0<18.7.6
GitLab GitLab>=18.8.0<18.8.6
GitLab GitLab>=18.8.0<18.8.6
GitLab GitLab>=18.9.0<18.9.2
GitLab GitLab>=18.9.0<18.9.2

Remediation

Information

Upgrade to versions 18.7.6, 18.8.6, 18.9.2 or above.

Event History

Mar 11, 2026
CVE Published
via MITRE·04:05 PM
Data Sourced
via MITRE·04:05 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 21, 2026
Data Sourced
via GitLab·04:10 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-14513?

CVE-2025-14513 is considered a denial of service vulnerability.

2

How do I fix CVE-2025-14513?

To remediate CVE-2025-14513, upgrade GitLab to versions 18.7.6, 18.8.6, or 18.9.2.

3

Which versions of GitLab are affected by CVE-2025-14513?

CVE-2025-14513 affects GitLab CE/EE versions from 16.11 up to but not including 18.7.6, 18.8 up to 18.8.6, and 18.9 up to 18.9.2.

4

Who can exploit CVE-2025-14513?

CVE-2025-14513 can be exploited by unauthenticated users.

5

What type of attack is CVE-2025-14513 associated with?

CVE-2025-14513 is associated with a denial of service attack.

Contact

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