CVE-2026-1069
Denial of Service via GraphQL Recursion in GitLab CE/EE
Publication date: 2026-03-11
Last updated on: 2026-03-13
Assigner: GitLab Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| gitlab | gitlab | From 18.9.0 (inc) to 18.9.2 (exc) |
| gitlab | gitlab | From 18.9.0 (inc) to 18.9.2 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-674 | The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in GitLab CE/EE versions from 18.9 before 18.9.2 allows an unauthenticated user to cause a denial of service. It occurs because specially crafted GraphQL requests can trigger uncontrolled recursion under certain circumstances.
How can this vulnerability impact me? :
The impact of this vulnerability is a denial of service (DoS) condition, which means an attacker can make the GitLab service unavailable by sending malicious GraphQL requests without needing to authenticate.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should upgrade GitLab CE/EE to version 18.9.2 or later, as the issue affecting versions before 18.9.2 has been remediated in that release.