CVE-2026-19478
GitLab90/100
exploitation likelihood
CVSS9.4
EPSS6.0%
VulnCheck KEVEXPLOITED
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.11.11, 19.0 before 19.0.8, 19.1 before 19.1.6, and 19.2 before 19.2.4 that under certain conditions could allow an unauthenticated user to remotely modify or delete public projects and user data via a GraphQL directive.
Listed in VulnCheck KEV (confirmed exploited in the wild) · CVSS base 9.4
Public PoC / Exploit11
Defensive review only — these references demonstrate exploitability.
nuclei-templateGitLab CE/EE - GraphQL @gl_introduced Arbitrary Method Invocationgithubdavkharrr/CVE-2026-19478-PoC (★11)githubdinosn/gitlab-cve-2026-19478-lab (★9)githubrenzi25031469/CVE-2026-19478 (★1)githubn0xdaemon/cve-2026-19478 (★0)githubpunitdarji/Gitlab-CVE-2026-19478 (★0)vulncheck-xdbVulnCheck XDB 20ec5b3a (initial-access)vulncheck-xdbVulnCheck XDB 5f4dec31 (initial-access)vulncheck-xdbVulnCheck XDB 9d73feb6 (initial-access)vulncheck-xdbVulnCheck XDB 5945d183 (initial-access)vulncheck-xdbVulnCheck XDB 0b0f4304 (initial-access)
References3
Mentions 3