CVE-2018-1000164

PoC ×2—

CVSS 3.0

7.5 high

EPSS

2%p83

Published

Apr 18, 2018 (Apr 18, 2018)

Modified

Sep 8, 2026

Description

gunicorn version 19.4.5 contains a CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers vulnerability in "process_headers" function in "gunicorn/http/wsgi.py" that can result in an attacker causing the server to return arbitrary HTTP headers. This vulnerability appears to have been fixed in 19.5.0.

Vendors: gunicorn debian
Products: gunicorn, debian linux
Ecosystems: pip
Weakness: CWE-93
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
GHSA: GHSA-32pc-xphx-q4f6 (high)

NVD CVE.org GitHub PoCs EPSS (2.4%)

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