CVE-2026-19869 Privilege Escalation via Dropped Field-Level @authentication

@neo4j/graphql from 5.2.0 until the patched versions fails to enforce field-level @authentication rules on root custom-resolver fields when a type-level @authentication rule is also present on the same operation type. When both a type-level @authentication on Query/Mutation and a...

CVE-2026-19869

In @neo4j/graphql 5.2.0+, when both type-level and field-level @authentication directives coexist on a root custom-resolver field, only the type-level rule is evaluated and the stricter field-level rule (e.g., admin-role JWT claim) is silently discarded, allowing any authenticated non-admin clien...