CVE-2023-51701
MEDIUMfastify/reply-from < 9.6.0 - HTTP Request Smuggling via Malformed Content-Type Header
Title source: llmDescription
fastify-reply-from is a Fastify plugin to forward the current HTTP request to another server. A reverse proxy server built with `@fastify/reply-from` could misinterpret the incoming body by passing an header `ContentType: application/json ; charset=utf-8`. This can lead to bypass of security checks. This vulnerability has been patched in '@fastify/reply-from` version 9.6.0.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xp
Release Notes x_refsource_misc
https://github.com/fastify/fastify-reply-from/releases/tag/v9.6.0
Scores
CVSS v3
5.3
EPSS
0.0048
EPSS Percentile
37.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-444
Status
published
Products (2)
fastify/reply-from
< 9.6.0
fastify/reply-from
0 - 9.6.0npm
Published
Jan 08, 2024
Tracked Since
Feb 18, 2026