CVE Database›CVE-2022-39348

CVE-2022-39348

python-twisted: NameVirtualHost Host header injection

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Severity

Low

Red Hat Product Security

5.4

CVSS 3.1

Review impact separately from score.

Published · October 26, 2022

Updated · November 21, 2025

Description

A host header injection flaw was found in the twisted event-based framework's web module. When the host header does not match a configured host, the web module will render unescaped characters into the 404 response. This can result in HTML and script injection. For this vulnerability to be exploited, the attacker needs to be in a privileged position.

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 · 5.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')