BIT-PARSE-2026-30854 Parse Server: GraphQL `__type` introspection bypass via inline fragments when public introspection is disabled

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. From version 9.3.1 to before version 9.5.0, when graphQLPublicIntrospection is disabled, type queries nested inside inline fragments e.g. ... on Query typename:"User" name bypass the...

Parse Server: GraphQL `__type` introspection bypass via inline fragments when public introspection is disabled

Impact When graphQLPublicIntrospection is disabled, type queries nested inside inline fragments e.g. ... on Query typename:"User" name bypass the introspection control, allowing unauthenticated users to perform type reconnaissance. schema introspection is not affected. Patches The check was chang...

GHSA-Q5Q9-2RHP-33QW Parse Server: GraphQL `__type` introspection bypass via inline fragments when public introspection is disabled

Impact When graphQLPublicIntrospection is disabled, type queries nested inside inline fragments e.g. ... on Query typename:"User" name bypass the introspection control, allowing unauthenticated users to perform type reconnaissance. schema introspection is not affected. Patches The check was chang...

Incorrect Authorization

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 Incorrect Authorization via the type query nested inside inline fragments when public introspection is disabled. An attacker...

CVE-2026-30854 Parse Server: GraphQL `__type` introspection bypass via inline fragments when public introspection is disabled

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. From version 9.3.1-alpha.3 to before version 9.5.0-alpha.10, when graphQLPublicIntrospection is disabled, type queries nested inside inline fragments e.g. ... on Query typename:"User" name bypa...

CVE-2026-30854 Parse Server: GraphQL `__type` introspection bypass via inline fragments when public introspection is disabled

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. From version 9.3.1-alpha.3 to before version 9.5.0-alpha.10, when graphQLPublicIntrospection is disabled, type queries nested inside inline fragments e.g. ... on Query typename:"User" name bypa...

CVE-2026-30854

Parse Server vulnerability CVE-2026-30854 affects versions 9.3.1-alpha.3 through before 9.5.0-alpha.10 when graphQLPublicIntrospection is disabled. Nested __type queries inside inline fragments (for example ... on Query { __type(name: "User") { name } }) can bypass introspection controls, enablin...

CVE-2026-30854 Parse Server: GraphQL `__type` introspection bypass via inline fragments when public introspection is disabled

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. From version 9.3.1-alpha.3 to before version 9.5.0-alpha.10, when graphQLPublicIntrospection is disabled, type queries nested inside inline fragments e.g. ... on Query typename:"User" name bypa...

Sensitive Information Disclosure

parse-server is vulnerable to Sensitive Information Disclosure. The vulnerability is due to allowing public introspection of schema metadata without requiring a session token or master key, potentially aiding attackers in mapping the API surface...