GitLab GraphQL Recursion DoS (CE/EE) <18.9.2
CVE-2026-1069 Published on March 11, 2026
Uncontrolled Recursion in GitLab
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.
Vulnerability Analysis
CVE-2026-1069 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. An automatable proof of concept (POC) exploit exists. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Stack Exhaustion Vulnerability?
The product does not properly control the amount of recursion which takes place, consuming excessive resources, such as allocated memory or the program stack.
CVE-2026-1069 has been classified to as a Stack Exhaustion vulnerability or weakness.
Products Associated with CVE-2026-1069
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Affected Versions
GitLab:- Version 18.9 and below 18.9.2 is affected.