CVE-2023-22477 is a denial-of-service vulnerability affecting Mercurius, a GraphQL adapter for Fastify, in versions prior to 10.5.0. An unauthenticated attacker can trigger this by sending a malformed WebSocket packet to the /graphql endpoint. With a CVSS score of 7.5 (HIGH), this vulnerability is easily exploitable over the network with low complexity, leading to a complete denial of service. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 8.13.2CPE matchmatch criteria | cpe:2.3:a:mercurius_project:mercurius:*:*:*:*:*:node.js:*:* | ||
>= 9.0.0, < 11.5.0CPE matchmatch criteria | cpe:2.3:a:mercurius_project:mercurius:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.