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CVE-2023-22477

MEDIUM CVSS: 5.3 Published: 2023-01-09 Modified: 2026-06-17

Description

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 Platforms

Mercurius Project Mercurius

Weakness Type

CWE-248, NVD-CWE-Other

References