python-django — security advisory
In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise.
- Products
- python-django
- Affected versions
- Not specified
- Fixed versions
- 3:3.2.19-1
- CVEs
- CVE-2023-31047
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 15:48 UTC · Revision 1
Source evidence
In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise.
osv:DEBIAN-CVE-2023-31047
python-django
Fixed versions: 3:3.2.19-1
python-django
Fixed versions: 3:3.2.19-1
python-django
Fixed versions: 3:3.2.19-1
Complete source record
{
"id": "1dff50e27a3916a614eb73ee4835a5fb5394c5cab979a37b2842144aff677883",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-31047",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-31047",
"summary": "In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's \"Uploading multiple files\" documentation suggested otherwise.",
"evidence": "osv:DEBIAN-CVE-2023-31047",
"products": [
{
"name": {
"value": "python-django",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3:3.2.19-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python-django",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3:3.2.19-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3:3.2.19-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "DEBIAN-CVE-2023-31047",
"aliases": [
"DEBIAN-CVE-2023-31047"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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],
"package": {
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"purl": "pkg:deb/debian/python-django?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-31047.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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},
{
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],
"package": {
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"purl": "pkg:deb/debian/python-django?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-31047.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
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{
"fixed": "3:3.2.19-1"
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],
"package": {
"name": "python-django",
"purl": "pkg:deb/debian/python-django?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-31047.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:01:49.857593685Z",
"provider": "osv",
"upstream": [
"CVE-2023-31047"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-31047"
]
},
"related_cves": [
{
"value": "CVE-2023-31047",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 455719,
"published_at": "2023-05-07T02:15:08.917+00:00"
}