CVE-2022-39288

HIGH

Fastify < 4.8.1 - Improper Condition Check

Title source: rule
STIX 2.1

Description

fastify is a fast and low overhead web framework, for Node.js. Affected versions of fastify are subject to a denial of service via malicious use of the Content-Type header. An attacker can send an invalid Content-Type header that can cause the application to crash. This issue has been addressed in commit `fbb07e8d` and will be included in release version 4.8.1. Users are advised to upgrade. Users unable to upgrade may manually filter out http content with malicious Content-Type headers.

Scores

CVSS v3 7.5
EPSS 0.0629
EPSS Percentile 91.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-754
Status published
Products (2)
fastify/fastify < 4.8.1
npm/fastify 4.0.0 - 4.8.1npm
Published Oct 10, 2022
Tracked Since Feb 18, 2026