cvedb.io
CVE-2023-22477
MEDIUM · CVSS 5.3
EPSS exploitation probability: 0%
Published 2023-01-09T15:15:11.127 · Last modified 2026-06-17T05:35:32.530

Summary

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.

Affected products

mercurius_project — mercurius

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.