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Fencer Vulns
high 7.5

CVE-2022-23833 in the critical feed json

Infinite Loop in Django

published 2022-02-03 4 y ago modified 2026-09-08 2 mo ago also BIT-django-2022-23833 , EUVD-2022-0090 , GHSA-6cw3-g6wv-c2xv , PYSEC-2022-20

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
49.5%
EPSS 49.5% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

An issue was discovered in MultiPartParser in Django 2.2 before 2.2.27, 3.2 before 3.2.12, and 4.0 before 4.0.2. Passing certain inputs to multipart forms could result in an infinite loop when parsing files.

Patch / fix

  • pypi django 2.2.27, 3.2.12, 4.0.2
  • bitnami django 2.2.27, 3.2.12, 4.0.2
  • djangoproject django 2.2.27, 3.2.12, 4.0.2
  • python-django Debian 14, Debian 13, Debian 12 2:3.2.12-1

debian advisories DEBIAN-CVE-2022-23833

  • python-django Ubuntu 18.04 LTS 1:1.11.11-1ubuntu1.16
  • python-django Ubuntu 20.04 LTS 2:2.2.12-1ubuntu0.10
  • python-django Ubuntu Pro 14.04 LTS 1.6.11-0ubuntu1.3+esm4
  • python-django Ubuntu Pro 16.04 LTS 1.8.7-1ubuntu5.15+esm4

ubuntu advisories UBUNTU-CVE-2022-23833

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • foreman satellite utils 6.11, satellite capsule 6.11, satellite 6.11 3.1.1.21-2.el7sat
  • foreman satellite utils 6.11, satellite capsule 6.11, satellite 6.11 3.1.1.21-2.el8sat
  • libsolv satellite capsule 6.11, satellite 6.11 0.7.22-1.el7pc
  • libsolv satellite capsule 6.11, satellite 6.11 0.7.22-1.el8pc
  • candlepin satellite 6.11 4.1.13-1.el7sat
  • candlepin satellite 6.11 4.1.13-1.el8sat
  • satellite satellite utils 6.11, satellite capsule 6.11, satellite 6.11 6.11.0-2.el7sat
  • satellite satellite utils 6.11, satellite capsule 6.11, satellite 6.11 6.11.0-2.el8sat

red hat advisories RHSA-2022:5498RHSA-2022:8872RHSA-2022:8853

  • python-Django OpenStack Cloud Crowbar 8, OpenStack Cloud 8, HPE Helion OpenStack 8 1.11.29-3.39.1
  • venv-openstack-aodh OpenStack Cloud 8, HPE Helion OpenStack 8 5.1.1~dev7-12.37.1
  • venv-openstack-heat OpenStack Cloud 8, HPE Helion OpenStack 8 9.0.8~dev22-12.40.1
  • venv-openstack-nova OpenStack Cloud 8, HPE Helion OpenStack 8 16.1.9~dev92-11.41.1
  • venv-openstack-swift OpenStack Cloud 8, HPE Helion OpenStack 8 2.15.2_2.15.2_2.15.2~dev32-11.28.1
  • venv-openstack-trove OpenStack Cloud 8, HPE Helion OpenStack 8 8.0.2~dev2-11.37.1
  • venv-openstack-cinder OpenStack Cloud 8, HPE Helion OpenStack 8 11.2.3~dev29-14.39.1
  • venv-openstack-glance OpenStack Cloud 8, HPE Helion OpenStack 8 15.0.3~dev3-12.36.1

suse advisories SUSE-SU-2022:0286-1SUSE-SU-2022:0285-1

  • python-Django5 openSUSE Tumbleweed 5.2.16-1.1
  • python-Django4 openSUSE Tumbleweed 4.2.30-4.1
  • python-Django6 openSUSE Tumbleweed 6.0-1.1
  • python-Django openSUSE Tumbleweed 5.1.5-1.1
  • python-Django4 openSUSE Tumbleweed 4.2.14-1.1
  • python-Django openSUSE Tumbleweed 4.0.2-1.1
  • python-Django Package Hub 15 SP3, openSUSE Leap 15.3 2.2.28-bp153.2.3.1

opensuse advisories openSUSE-SU-2026:11270-1openSUSE-SU-2026:11235-1openSUSE-SU-2026:10005-1openSUSE-SU-2025:14662-1openSUSE-SU-2024:14208-1openSUSE-SU-2024:11804-1

  • libdb Rocky Linux 8 5.3.28-42.el8_4

rocky linux advisories RLSA-2022:5498

  • py3-django Alpine 3.24, Alpine 3.23, Alpine 3.22 +6 more 3.2.12-r0

alpine advisories ALPINE-CVE-2022-23833

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • python-django Arch Linux 4.0.2-1

arch linux advisories AVG-2808

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-23833 updated cvss 7.5

django: Denial-of-service possibility in file uploads

  • Red Hat Ansible Automation Platform 1.2 python-django Red Hat Ansible Automation Platform 2 python-django Red Hat Ansible Tower 3 django
    affected: no fix available
  • Red Hat Ceph Storage 2 python-django, calamari-server, python-django-bash-completion Red Hat Ceph Storage 3 python-django, python-django-bash-completion Red Hat OpenStack Platform 13 (Queens) python-django, python2-django, python-django-bash-completion
    affected: no fix planned “Out of support scope”
  • Red Hat Satellite 6 python3-django Red Hat Storage 3 python-django, python2-django, python-django-bash-completion
    affected: no fix available
  • Red Hat Update Infrastructure 3 for Cloud Providers python-django
    affected: no fix planned “Will not fix”
  • Red Hat Update Infrastructure 4 for Cloud Providers python-django
    affected: no fix available
  • Red Hat OpenStack Platform 16.1 python-django20 2.0.13-18.el8ost, python3-django20 2.0.13-18.el8ost, python-django20-bash-completion 2.0.13-18.el8ost
    fixed: vendor fix RHSA-2022:8872
  • Red Hat OpenStack Platform 16.2 python-django20 2.0.13-18.el8ost, python3-django20 2.0.13-18.el8ost
    fixed: vendor fix RHSA-2022:8853
  • Red Hat Satellite 6.11 for RHEL 8 python-django 3.2.13-1.el8pc, python38-django 3.2.13-1.el8pc
    fixed: vendor fix RHSA-2022:5498
show 1 more
  • Red Hat Satellite 6.11 for RHEL 7 tfm 7.0-1.el7sat, gofer 2.12.5-7.el7sat, katello 4.3.0-3.el7sat, libsolv 0.7.22-1.el7pc, libcomps 0.1.18-1.el7pc, libsolv0 0.6.34-4.el7sat, +638 more Red Hat Satellite 6.11 for RHEL 8 libdb 5.3.28-42.el8_4, katello 4.3.0-3.el8sat, libsolv 0.7.22-1.el8pc, libcomps 0.1.18-1.el8pc, python-idna 3.3-1.el8pc, python-pbr 5.6.0-1.el8pc, +627 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

49.53% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
pypi django
>=2.2, <2.2.27
>=3.2, <3.2.12
>=4.0, <4.0.2
2.2.27
3.2.12
4.0.2
bitnami django
>=2.2.0, <2.2.27
>=3.2.0, <3.2.12
>=4.0.0, <4.0.2
2.2.27
3.2.12
4.0.2

Classification

Weakness
  • CWE-835 Loop with Unreachable Exit Condition
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.