Django 3.0.14 release notes — Django documentation
From Get docs
Django/docs/3.1.x/releases/3.0.14
Django 3.0.14 release notes
April 6, 2021
Django 3.0.14 fixes a security issue with severity “low” in 3.0.13.
CVE-2021-28658: Potential directory-traversal via uploaded files
MultiPartParser
allowed directory-traversal via uploaded files with suitably crafted file names.
Built-in upload handlers were not affected by this vulnerability.