Description
The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not correctly parse and validate Transfer-Encoding headers and can lead to HTTP Request Smuggling (HRS).
References (7)
Scores
CVSS v3
6.5
EPSS
0.8846
EPSS Percentile
99.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Details
CWE
CWE-444
Status
published
Products (10)
debian/debian_linux
11.0
fedoraproject/fedora
35
fedoraproject/fedora
36
fedoraproject/fedora
37
llhttp/llhttp
< 2.1.5
nodejs/node.js
14.0.0 - 14.14.0
nodejs/node.js
14.15.0 - 14.20.1
npm/llhttp
0 - 6.0.7npm
siemens/sinec_ins
1.0 (3 CPE variants)
stormshield/stormshield_management_center
< 3.3.2
Published
Jul 14, 2022
Tracked Since
Feb 18, 2026