Description
Node.js versions before 10.23.1, 12.20.1, 14.15.4, 15.5.1 allow two copies of a header field in an HTTP request (for example, two Transfer-Encoding header fields). In this case, Node.js identifies the first header field and ignores the second. This can lead to HTTP Request Smuggling.
Exploits (1)
nomisec
WORKING POC
2 stars
by progfay · poc
https://github.com/progfay/nodejs-http-transfer-encoding-smuggling-poc
References (10)
Scores
CVSS v3
6.5
EPSS
0.1187
EPSS Percentile
93.8%
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 (8)
debian/debian_linux
10.0
fedoraproject/fedora
32
fedoraproject/fedora
33
nodejs/node.js
10.0.0 - 10.23.1
nodejs/node.js
15.0.0 - 15.5.1
oracle/graalvm
19.3.4
oracle/graalvm
20.3.0
siemens/sinec_infrastructure_network_services
< 1.0.1.1
Published
Jan 06, 2021
Tracked Since
Feb 18, 2026