# Django 4.2.9.dev20231204082947 - dokumentacja

# Django 4.0.10 release notes

February 14, 2023

Django 4.0.10 fixes a security issue with severity „moderate” in 4.0.9.

## CVE-2023-24580: Potential denial-of-service vulnerability in file uploads

Passing certain inputs to multipart forms could result in too many open files or memory exhaustion, and provided a potential vector for a denial-of-service attack.

The number of files parts parsed is now limited via the new `DATA_UPLOAD_MAX_NUMBER_FILES` setting.