CVE-2023-23936

Node.js: Fetch API did not protect against CRLF injection in host headers

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · February 16, 2023

Updated · June 26, 2026

Description

A flaw was found in the fetch API in Node.js that did not prevent CRLF injection in the 'host' header. This issue could allow HTTP response splitting and HTTP header injection.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CWE-93 · Improper Neutralization of CRLF Sequences ('CRLF Injection')