CVE-2025-13690: Allocation of Resources Without Limits or Throttling in GitLab
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 authenticated user to cause a denial of service condition due to improper input validation on webhook custom header names under certain conditions.
Other sources
GitLab has remediated an issue that could have allowed an authenticated user to cause a denial of service condition due to improper input validation on webhook custom header names under certain conditions.
— GitLab
Affected Software
Remediation
Information
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2025-13690?
CVE-2025-13690 has a high severity rating due to its potential to cause a denial of service condition.
How do I fix CVE-2025-13690?
To remediate CVE-2025-13690, upgrade GitLab to version 18.7.6, 18.8.6, or 18.9.2.
What versions are affected by CVE-2025-13690?
CVE-2025-13690 affects GitLab versions from 16.11 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.
Who can exploit CVE-2025-13690?
CVE-2025-13690 can be exploited by authenticated users, potentially leading to a denial of service.
Is CVE-2025-13690 specific to any edition of GitLab?
CVE-2025-13690 affects both the GitLab Community Edition and Enterprise Edition.