Django 4.2.3 release notes

July 3, 2023

Django 4.2.3 fixes a security issue with severity “moderate” and several bugs in 4.2.2.

CVE-2023-36053: Potential regular expression denial of service vulnerability in EmailValidator/URLValidator

EmailValidator and URLValidator were subject to potential regular expression denial of service attack via a very large number of domain name labels of emails and URLs.

Bugfixes

  • Fixed a regression in Django 4.2 that caused incorrect alignment of timezone warnings for DateField and TimeField in the admin (#34645).
  • Fixed a regression in Django 4.2 that caused incorrect highlighting of rows in the admin changelist view when ModelAdmin.list_editable contained a BooleanField (#34638).
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