Critical [CVE-2026-19478] 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
This critical-severity GitLab advisory covers CVE-2026-19478 affecting GitLab.
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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.
- before 18.11.11
- before 19.0.8
- before 19.1.6
- before 19.2.4
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
- 18.11.11
- 19.0.8
- 19.1.6
- 19.2.4
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
Upgrade to a fixed release: 18.11.11, 19.0.8, 19.1.6, 19.2.4. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Discussion(0)
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