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Fencer Vulns
high 7.5

CVE-2024-41990 json

Django vulnerable to a denial-of-service attack

published 2024-08-07 2 y ago modified 2026-09-08 2 mo ago also BIT-django-2024-41990 , EUVD-2024-0045 , GHSA-795c-9xpc-xw6g , PYSEC-2024-68

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

An issue was discovered in Django 5.0 before 5.0.8 and 4.2 before 4.2.15. The urlize() and urlizetrunc() template filters are subject to a potential denial-of-service attack via very large inputs with a specific sequence of characters.

Patch / fix

  • pypi django 4.2.15, 5.0.8
  • bitnami django 4.2.15, 5.0.8
  • djangoproject django 4.2.15, 5.0.8, pkg:pypi/django@4.2.15, pkg:pypi/django@5.0.8
  • python-django Debian 14, Debian 13 3:4.2.15-1

debian advisories DEBIAN-CVE-2024-41990

  • python-django Ubuntu 20.04 LTS 2:2.2.12-1ubuntu0.24
  • python-django Ubuntu 22.04 LTS 2:3.2.12-2ubuntu1.13
  • python-django Ubuntu 24.04 LTS 3:4.2.11-1ubuntu1.2
  • python-django Ubuntu Pro 18.04 LTS 1:1.11.11-1ubuntu1.21+esm6

ubuntu advisories UBUNTU-CVE-2024-41990

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

  • python-django rhui 4 4.2.15-1.el8ui
  • python-grpcio rhui 4 1.65.4-1.el8ui
  • python-jinja2 rhui 4 3.1.4-1.el8ui
  • python-aiohttp rhui 4 3.9.4-1.el8ui
  • python-gunicorn rhui 4 22.0.0-1.0.1.el8ui
  • python-requests rhui 4 2.32.3-2.el8ui
  • python-sqlparse rhui 4 0.5.0-1.el8ui
  • python3.11-django rhui 4 4.2.15-1.el8ui

red hat advisories RHSA-2025:1335RHSA-2024:6428

  • python-Django openSUSE Leap 15.5 2.0.7-150000.1.30.1
  • python-Django openSUSE Leap 15.5 2.0.7-150000.1.27.1
  • python-Django SLE Module for Package Hub 15 SP6, openSUSE Leap 15.6 4.2.11-150600.3.6.1

suse advisories SUSE-SU-2024:2861-1SUSE-SU-2024:2817-1SUSE-SU-2024:2816-1

  • python-Django5 openSUSE Tumbleweed 5.2.16-1.1
  • python-Django 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 Package Hub 15 SP5, openSUSE Leap 15.5 2.2.28-bp155.7.15.1
  • python-Django openSUSE Tumbleweed 5.0.8-1.1
  • python-Django4 openSUSE Tumbleweed 4.2.15-1.1

opensuse advisories openSUSE-SU-2026:11270-1openSUSE-SU-2026:11248-1openSUSE-SU-2026:11235-1openSUSE-SU-2026:10005-1openSUSE-SU-2024:0272-1openSUSE-SU-2024:14247-1

  • py3-django Alpine 3.24, Alpine 3.23, Alpine 3.22 +2 more 4.2.16-r0

alpine advisories ALPINE-CVE-2024-41990

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

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-2024-41990 updated cvss 7.5

python-django: Potential denial-of-service vulnerability in django.utils.html.urlize()

  • Red Hat Discovery 1 discovery-server-container Red Hat Satellite 6 python-django, python2-django, python-django-bash-completion
    affected: workaround, no fix available “Implementing input validation and limiting the the size of inputs to the urlize and urlizetrunc will mitigate this vulnerability.”
  • Red Hat Ansible Automation Platform 2.4 for RHEL 8 python39-django 4.2.15-1.el8ap, python3x-django 4.2.15-1.el8ap, automation-controller-venv-tower 4.5.10-1.el8ap Red Hat Ansible Automation Platform 2.4 for RHEL 9 python-django 4.2.15-1.el9ap, python3-django 4.2.15-1.el9ap, automation-controller-venv-tower 4.5.10-1.el9ap
    fixed: vendor fix “Implementing input validation and limiting the the size of inputs to the urlize and urlizetrunc will mitigate this vulnerability.” RHSA-2024:6428
  • Red Hat RHUI 4 for RHEL 8 python-django 4.2.15-1.el8ui, python3.11-django 4.2.15-1.el8ui
    fixed: vendor fix “Implementing input validation and limiting the the size of inputs to the urlize and urlizetrunc will mitigate this vulnerability.” RHSA-2025:1335
  • Red Hat Ansible Automation Platform 2 ansible-automation-platform-25/lightspeed-rhel8, ansible-automation-platform-24/ee-dellemc-openmanage-rhel8, ansible-automation-platform-24/platform-resource-runner-rhel8 Red Hat Ansible Automation Platform 2.4 for RHEL 8 python39-zipp 3.19.2-1.el8ap, python39-grpcio 1.58.3-1.el8ap, python3x-grpcio 1.58.3-1.el8ap, python39-gunicorn 22.0.0-2.el8ap, python39-jmespath 0.10.0-5.el8ap, python3x-gunicorn 22.0.0-2.el8ap, +9 more Red Hat Ansible Automation Platform 2.4 for RHEL 9 python-zipp 3.19.2-1.el9ap, python3-zipp 3.19.2-1.el9ap, python-grpcio 1.58.3-1.el9ap, python3-grpcio 1.58.3-1.el9ap, python-gunicorn 22.0.0-2.el9ap, python-jmespath 0.10.0-5.el9ap, +10 more Red Hat Certification for Red Hat Enterprise Linux 8 redhat-certification Red Hat Certification Program for Red Hat Enterprise Linux 9 redhat-certification Red Hat RHUI 4 for RHEL 8 libcomps 0.1.21-1.el8ui, python-jq 1.6.0-4.el8ui, python-xlrd 2.0.1-9.el8ui, python-xlwt 1.3.0-7.el8ui, python-yarl 1.8.2-5.el8ui, python-zipp 3.4.0-8.el8ui, +196 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

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

1.26% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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
>=5.0, <5.0.8
>=4.2, <4.2.15
5.0.8
4.2.15
bitnami django
>=4.2.0, <4.2.15
>=5.0.0, <5.0.8
4.2.15
5.0.8

Affected products

  • djangoproject django

Classification

Weakness
  • CWE-130 Improper Handling of Length Parameter Inconsistency
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.