🔐 CVE Alert

CVE-2026-19478

CRITICAL 9.4

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

CVSS Score
9.4
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-94
Vendor gitlab
Product gitlab
Ecosystems
Industries
Technology
Published Aug 17, 2026
Last Updated Aug 17, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
High

Affected Versions

GitLab / GitLab
18.2 < 18.11.11 19.0 < 19.0.8 19.1 < 19.1.6 19.2 < 19.2.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗
gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/work_items/611377 hackerone.com: https://hackerone.com/reports/3926431 docs.gitlab.com: https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-4-released/

Credits

Thanks [hiimguardian](https://hackerone.com/hiimguardian) for reporting this vulnerability through our HackerOne bug bounty program