Django Uncontrolled Resource Consumption Vulnerability - CVE-2019-14233
An issue was discovered in Django 1.11.x before 1.11.23 2.1.x before 2.1.11 and 2.2.x before 2.2.4. Due to the behaviour of the underlying HTMLParser django.utils.html.strip_tags would be extremely slow to evaluate certain inputs containing large sequences of nested incomplete HTML entities.