CVE-2026-19478

Improper Control of Generation of Code ('Code Injection') in GitLab

State: Published
Severity: 9.4 Critical
Published: Aug 17, 2026
Updated: Aug 17, 2026
Reserved: Aug 10, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	9.4 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H	GitLab

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

Product	Versions
GitLabGitLab	18.2 to before 18.11.11Affected 19.0 to before 19.0.8Affected 19.1 to before 19.1.6Affected 19.2 to before 19.2.4Affected

References

https://gitlab.com/gitlab-org/gitlab/-/work_items/611377
HackerOne Bug Bounty Report #3926431technical-descriptionexploitpermissions-required
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-4-released/

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