2026-019: Critical Vulnerability in GitLab Community and Enterprise Editions

By CERT-EU Security Advisories1 min readPublished 22 October 2026

https://cert.europa.eu/publications/security-advisories/2026-019/

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On 21 October 2026, GitLab published a security advisory addressing several vulnerabilities among which a critical flaw that could allow an unauthenticated user to execute arbitrary code on a GitLab server.
CERT-EU recommends organisations to update affected assets as soon as possible, prioritising internet facing assets, and to run an assessment to identify compromised assets.
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