CVE-2025-12576: Allocation of Resources Without Limits or Throttling in GitLab

Published Mar 11, 2026
·
Updated

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 9.3 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that under certain conditions could have allowed an authenticated user to cause a denial of service due to improper handling of webhook response data.

Other sources

GitLab has remediated an issue that under certain conditions could have allowed an authenticated user to cause a denial of service condition due to improper handling of webhook response data.

GitLab

Affected Software

7 affected componentsFixes available
GitLab GitLab>=9.3<18.7.6, >=18.8<18.8.6, >=18.9<18.9.2
18.7.618.8.618.9.2
GitLab GitLab>=9.3.0<18.7.6
GitLab GitLab>=9.3.0<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·04:06 PM
Data Sourced
via MITRE·04:06 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-2025-12576?

CVE-2025-12576 has been classified as a medium severity vulnerability.

2

How do I fix CVE-2025-12576?

To fix CVE-2025-12576, upgrade GitLab to versions 18.7.6, 18.8.6, or 18.9.2 or later.

3

What versions of GitLab are affected by CVE-2025-12576?

CVE-2025-12576 affects GitLab CE/EE versions from 9.3 up to but not including 18.7.6, 18.8 up to but not including 18.8.6, and 18.9 up to but not including 18.9.2.

4

What issues does CVE-2025-12576 cause?

CVE-2025-12576 can allow an authenticated user to cause a denial of service under certain conditions.

5

Who is the vendor for CVE-2025-12576?

The vendor for CVE-2025-12576 is GitLab.

Contact

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