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.
docs.djangoproject.com/en/4.0/releases/security/
github.com/django/django/commit/5b6b257fa7ec37ff27965358800c67e2dd11c924
groups.google.com/forum/#%21forum/django-announce
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKYVMMR7RPM6AHJ2SBVM2LO6D3NGFY7B/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HWY6DQWRVBALV73BPUVBXC3QIYUM24IK/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LTZVAKU5ALQWOKFTPISE257VCVIYGFQI/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VZS4G6NSZWPTVXMMZHJOJVQEPL3QTO77/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YJB6FUBBLVKKG655UMTLQNN6UQ6EDLSP/
security.netapp.com/advisory/ntap-20221124-0001/
www.djangoproject.com/weblog/2022/oct/04/security-releases/