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CVE-2026-19478 is a critical code injection vulnerability in GitLab Community Edition and Enterprise Edition 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. Under certain conditions, the flaw allows an unauthenticated remote attacker to abuse a GraphQL directive to modify or delete public projects and user data. Publicly available information identifies the issue as occurring via a GraphQL directive, but does not disclose the specific directive, the exact vulnerable function, or the precise exploitation conditions. The vulnerability is classified as CWE-94 and has a CVSS v3.1 vector of AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H, indicating low attack complexity, no authentication requirement, and no user interaction requirement.
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No public exploit code observed for this vulnerability.
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A critical GitLab CE/EE vulnerability that could allow an unauthenticated remote attacker to modify or delete public projects and user data via a GraphQL directive under certain conditions.
A GitLab CE/EE vulnerability that could allow an unauthenticated remote attacker to modify or delete public projects and user data via a GraphQL directive under certain conditions.
A critical code injection vulnerability in GitLab CE/EE's GraphQL directive handling that could allow an unauthenticated remote attacker to modify or delete public projects and user data.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.