Django 2.2.20 release notes — Django documentation

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Django/docs/3.0.x/releases/2.2.20

Django 2.2.20 release notes

April 6, 2021

Django 2.2.20 fixes a security issue with severity “low” in 2.2.19.

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.