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Vulnerability record · CVE-2021-31542 · published 5 May 2021

CVE-2021-31542: Djangoproject django path traversal vulnerability

Djangoproject · Django

In Django 2.2 before 2.2.21, 3.1 before 3.1.9, and 3.2 before 3.2.1, MultiPartParser, UploadedFile, and FieldFile allowed directory traversal via uploaded files with suitably crafted file names.

7.5 CVSS 3.1 High EPSS 5.3% · top 7.7% CWE-22 · Path traversal
7.5CVSS 3.1 base score, v2 5.0
5.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
22References
17 Jun 2026Last modified by NVD

Description

In Django 2.2 before 2.2.21, 3.1 before 3.1.9, and 3.2 before 3.2.1, MultiPartParser, UploadedFile, and FieldFile allowed directory traversal via uploaded files with suitably crafted file names.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2021/05/04/3 Mailing ListPatchThird Party Advisory
https://docs.djangoproject.com/en/3.2/releases/security/ PatchVendor Advisory
https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d
https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48
https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007
https://groups.google.com/forum/#%21forum/django-announce
https://lists.debian.org/debian-lts-announce/2021/05/msg00005.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKR
https://security.netapp.com/advisory/ntap-20210618-0001/ Third Party Advisory
https://www.djangoproject.com/weblog/2021/may/04/security-releases/ Release NotesVendor Advisory
http://www.openwall.com/lists/oss-security/2021/05/04/3 Mailing ListPatchThird Party Advisory
https://docs.djangoproject.com/en/3.2/releases/security/ PatchVendor Advisory
https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d
https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48
https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007
https://groups.google.com/forum/#%21forum/django-announce
https://lists.debian.org/debian-lts-announce/2021/05/msg00005.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKR
https://security.netapp.com/advisory/ntap-20210618-0001/ Third Party Advisory
https://www.djangoproject.com/weblog/2021/may/04/security-releases/ Release NotesVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2021-31542), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.