What’s Vulnerable › Vulnerabilities

CVE-2026-1069: Uncontrolled Recursion in GitLab

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-11 · updated 2026-06-17
• Weakness: CWE-674

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9 before 18.9.2 that could have allowed an unauthenticated user to cause a denial of service by sending specially crafted GraphQL requests due to uncontrolled recursion under certain circumstances.

Affected products

• GitLab: from 18.9.0 before 18.9.2 — fixed in 18.9.2

How to fix

Upgrade to a fixed version: GitLab 18.9.2. Check the vendor advisory for mitigations.

References

• https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/
• https://gitlab.com/gitlab-org/gitlab/-/work_items/586474
• https://hackerone.com/reports/3483687

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