CVE-2011-4139: Djangoproject Django

Medium severity, CVSS 5.0. EPSS: 2.3% chance of exploitation in the next 30 days.

Django before 1.2.7 and 1.3.x before 1.3.1 uses a request's HTTP Host header to construct a full URL in certain circumstances, which allows remote attackers to conduct cache poisoning attacks via a crafted request.

Affected products

• Djangoproject Django: up to and including 1.2.6; version 0.91 only; version 0.95 only; version 0.95.1 only; version 0.96 only; version 1.0 only; …

Published 2011-10-19. Last modified 2026-06-16.