In Django 3.2 before 3.2.16, 4.0 before 4.0.8, and 4.1 before 4.1.2, internationalized URLs were subject to a potential denial of service attack via the locale parameter, which is treated as a regular expression.
"https://github.com/pypa/advisory-database/blob/main/vulns/django/PYSEC-2022-304.yaml"