CVE-2026-1069

HIGH

GitLab 18.9.0-18.9.1 - Unauthenticated Denial of Service via GraphQL Request

Title source: llm
STIX 2.1

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.

References (3)

Core 3
Core References
Third Party Advisory technical-description exploit permissions-required
https://hackerone.com/reports/3483687

Scores

CVSS v3 7.5
EPSS 0.0040
EPSS Percentile 31.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-674
Status published
Products (1)
gitlab/gitlab 18.9.0 - 18.9.2 (2 CPE variants)
Published Mar 11, 2026
Tracked Since Mar 11, 2026