python-django: Potential bypass of validation when uploading multiple files using one form field

A bypass of validation flaw was found in python-django. When uploading multiple files using one form field, an attacker could upload multiple files without validation due to the server only validating the last file uploaded...

PYSEC-2023-61

In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField only the last uploaded file was validated. However,...