Wire · technology
Critical GitLab GraphQL Flaw Could Let Unauthenticated Attackers Delete Public Projects
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Fusion42 · 18 August 2026 · Fusion42 review
GitLab patched a critical CVE-2026-19478 vulnerability with a 9.4 CVSS score affecting Community and Enterprise Edition self-managed installations. The flaw allowed unauthenticated attackers to remotely delete or modify public projects and data via a GraphQL directive, requiring urgent updates on certain versions.
This Wire brief sits within Fusion42's coverage of Enterprise Software.
◆ ◆ The Wire takeaway
The critical GitLab flaw exposes a severe risk to self-hosted GitLab users, forcing you to prioritise immediate patching or face permanent data loss and service disruption. Your DevOps security now demands urgent review of GraphQL endpoint protections.
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1 source · 17 Aug 2026
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