Information Exposure

Overview parse-server is a version of the Parse backend that can be deployed to any infrastructure that can run Node.js. Affected versions of this package are vulnerable to Information Exposure via the GraphQL error message handling process. An attacker can obtain the names of required custom inp...

CVE-2026-66009 Parse Server 9.0.0 Information Disclosure via GraphQL Error Messages

Parse Server versions = 9.0.0 before 9.10.0-alpha.5 and = 8.2.2 before 8.6.86 return GraphQL validation error messages that name required custom input fields even when public introspection is disabled graphQLPublicIntrospection: false, the default. A client holding only the public application id ...