npm package report

Is @fastify/websocket safe?

1 known vulnerability, worst severity HIGH.

cvss

7.5

how bad it is if exploited, out of 10

epss

0.80%

chance of exploitation in the next 30 days

xyz score

4.2

CyberXYZ composite, out of 10

fig. 01 — GHSA-4pcg-wr6c-h9cq, the advisory selected below

// advisories

GHSA-4pcg-wr6c-h9cq

HIGHCVE-2022-39386

Any application using @fastify/websocket could crash if a specific, malformed packet is sent.

// dependencies

0 direct

// ai model usage

Tracked for PyPI packages. HuggingFace models declare Python dependencies, so npm packages are not covered.

Checked 2026-09-22 at 02:50 UTC. The most recent advisory here was published 2022-11-07. Updated continuously from NVD, GHSA, OSV and CNA feeds.

Is @fastify/websocket safe? npm package security report | CyberXYZ