CVE-2022-40899: Pythoncharmers Python-Future

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

An issue discovered in Python Charmers Future 0.18.2 and earlier allows remote attackers to cause a denial of service via crafted Set-Cookie header from malicious web server.

Affected products

• Pythoncharmers Python-Future: up to and including 0.18.2

Published 2022-12-23. Last modified 2026-06-17.