What’s Vulnerable › Vulnerabilities

CVE-2019-3498

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-01-09 · updated 2026-06-17
• Weakness: CWE-74

Description

In Django 1.11.x before 1.11.18, 2.0.x before 2.0.10, and 2.1.x before 2.1.5, an Improper Neutralization of Special Elements in Output Used by a Downstream Component issue exists in django.views.defaults.page_not_found(), leading to content spoofing (in a 404 error page) if a user fails to recognize that a crafted URL has malicious content.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 18.04, 18.10
• Debian Linux: 8.0, 9.0
• Django: from 1.11 before 1.11.18; from 2.0 before 2.0.10; from 2.1 before 2.1.5 — fixed in 1.11.18, 2.0.10, 2.1.5
• Fedoraproject Fedora: 28

How to fix

Upgrade to a fixed version: Django 1.11.18, 2.0.10, 2.1.5. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/106453
• https://docs.djangoproject.com/en/dev/releases/security/
• https://groups.google.com/forum/#%21topic/django-announce/VYU7xQQTEPQ
• https://lists.debian.org/debian-lts-announce/2019/01/msg00005.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HVXDOVCXLD74SHR2BENGCE2OOYYYWJHZ/
• https://usn.ubuntu.com/3851-1/
• https://www.debian.org/security/2019/dsa-4363
• https://www.djangoproject.com/weblog/2019/jan/04/security-releases/
• http://www.securityfocus.com/bid/106453
• https://docs.djangoproject.com/en/dev/releases/security/
• https://groups.google.com/forum/#%21topic/django-announce/VYU7xQQTEPQ
• https://lists.debian.org/debian-lts-announce/2019/01/msg00005.html

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