CVE-2023-41164

python-django: Potential denial of service vulnerability in ``django.utils.encoding.uri_to_iri()``

Published Nov 3, 2023 CVSS 3.1 · 7.5 High EPSS 1.5% KEV · Not listed
Description
In Django 3.2 before 3.2.21, 4.1 before 4.1.11, and 4.2 before 4.2.5, django.utils.encoding.uri_to_iri() is subject to a potential DoS (denial of service) attack via certain inputs with a very large number of Unicode characters.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3558-1 python-django security update
Debian DLA Debian DLA DLA-4210-1 python-django security update
Debian DSA Debian DSA DSA-6136-1 python-django security update
Github GHSA Github GHSA GHSA-7h4p-27mh-hmrw Django Denial of service vulnerability in django.utils.encoding.uri_to_iri
Ubuntu USN Ubuntu USN USN-6378-1 Django vulnerability
Ubuntu USN Ubuntu USN USN-6414-2 Django vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00391}

epss

{'score': 0.00402}

Type Values Removed Values Added
Metrics epss

{'score': 0.00511}

epss

{'score': 0.00391}

Type Values Removed Values Added
Metrics epss

{'score': 0.00276}

epss

{'score': 0.00511}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Nov 4, 2025, 5:12 PM
Reserved
Aug 24, 2023, 12:00 AM
Status
Modified
Published
Nov 3, 2023, 5:15 AM
Modified
Jun 17, 2026, 6:20 AM
Severity
Moderate
Public date
Sep 4, 2023, 12:00 AM