CVE-2021-28658

In Django 2.2 before 2.2.20, 3.0 before 3.0.14, and 3.1 before 3.1.8, MultiPartParser allowed directory traversal via uploaded files with suitably crafted file names. Built-in upload handlers were not affected by this vulnerability.

• CWE-22

• https://docs.djangoproject.com/en/3.1/releases/security/Vendor Advisory
• https://groups.google.com/g/django-announce/c/ePr5j-ngdPUMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/04/msg00008.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/
• https://security.netapp.com/advisory/ntap-20210528-0001/Third Party Advisory
• https://www.djangoproject.com/weblog/2021/apr/06/security-releases/Vendor Advisory
• https://docs.djangoproject.com/en/3.1/releases/security/Vendor Advisory
• https://groups.google.com/g/django-announce/c/ePr5j-ngdPUMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/04/msg00008.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/
• https://security.netapp.com/advisory/ntap-20210528-0001/Third Party Advisory
• https://www.djangoproject.com/weblog/2021/apr/06/security-releases/Vendor Advisory

Published

Apr 6, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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