CVE-2022-40899

python-future: remote attackers can cause denial of service via crafted Set-Cookie header from malicious web server

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · December 21, 2022

Updated · November 21, 2025

Description

A denial of service flaw was found in Python Charmers Future. This flaw allows an attacker to send a specially crafted Set-Cookie header in an HTTP request, resulting in a loss of system availability.

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 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption