Advisories for Npm/Mercurius package

Mercurius is a GraphQL adapter for Fastify. Any users of Mercurius until version 10.5.0 are subjected to a denial of service attack by sending a malformed packet over WebSocket to /graphql. This issue was patched in #940. As a workaround, users can disable subscriptions.

Mercurius is a GraphQL adapter for Fastify. It is vulnerable to a denial of service attack by sending a malformed JSON to /graphql unless they are using a custom error handler. As a workaround users may use a custom error handler.