CVEvulnerability

CVE-2023-22477

7.5 HIGH Published 2023-01-09 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-01-09
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-248

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 configurations

• mercurius project mercurius (< 8.13.2) • mercurius project mercurius (>= 9.0.0 < 11.5.0)

Related

Weakness · CWE (1)

  • CWE-248 Uncaught Exception weakness

References