VULNERABILITY INTELLIGENCE

CVE-2009-3695

CVSS score5 MEDIUM
EPSS probability3.72%
CISA KEVNot currently listed
Published2009-10-13
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P

Description

Algorithmic complexity vulnerability in the forms library in Django 1.0 before 1.0.4 and 1.1 before 1.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a crafted (1) EmailField (email address) or (2) URLField (URL) that triggers a large amount of backtracking in a regular expression.

Primary references