CVE-2026-19478
Improper Control of Generation of Code ('Code Injection') in GitLab
- Published
- Aug 17, 2026
- Updated
- Aug 17, 2026
- Assigning CNA
- GitLab
- Evidence observed
- Aug 24, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:HLow · next 30 days
- Percentile
- 92.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
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.
Sources
8Proof-of-concept exploit for unauthenticated remote code injection in GitLab's GraphQL API, using crafted queries to modify or delete public projects and users.
Reproducible A/B lab + safe PoC for GitLab CVE-2026-19478 / CVE-2026-19650 (GraphQL @gl_introduced)
Proof-of-concept exploit for CVE-2026-19478, an unauthenticated GraphQL injection in GitLab CE/EE allowing arbitrary method invocation and project deletion.
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