CVE-2021-23597

HIGH

Fastify-multipart < 5.3.1 - Prototype Pollution

Title source: rule
STIX 2.1

Description

This affects the package fastify-multipart before 5.3.1. By providing a name=constructor property it is still possible to crash the application. **Note:** This is a bypass of CVE-2020-8136 (https://security.snyk.io/vuln/SNYK-JS-FASTIFYMULTIPART-1290382).

References (3)

Core 3
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://snyk.io/vuln/SNYK-JS-FASTIFYMULTIPART-2395480
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/fastify/fastify-multipart/releases/tag/v5.3.1

Scores

CVSS v3 7.5
EPSS 0.0040
EPSS Percentile 61.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-1321
Status published
Products (2)
fastify/fastify-multipart < 5.3.1
npm/fastify-multipart 0 - 5.3.1npm
Published Feb 11, 2022
Tracked Since Feb 18, 2026