PYSEC-2023-225

    Dashboard / Vulnerabilities / PYSEC-2023-225

    PYSEC-2023-225

    Published: 3 Nov 2023Last Modified: 10 Jun 2026

    Summary:

    Details: 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.

    References: https://www.djangoproject.com/weblog/2023/sep/04/security-releases/, https://docs.djangoproject.com/en/4.2/releases/security/, https://groups.google.com/forum/#!forum/django-announce, https://github.com/advisories/GHSA-7h4p-27mh-hmrw

    Affected packages

    Package

    Name: django

    Purl: pkg:pypi/django

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 3.2
    Fixed -3.2.21

    Affected versions

    3.2
    3.2.1
    3.2.10
    3.2.11
    3.2.12
    3.2.13
    3.2.14
    3.2.15
    3.2.16
    3.2.17
    3.2.18
    3.2.19
    3.2.2
    3.2.20
    3.2.3
    3.2.4
    3.2.5
    3.2.6
    3.2.7
    3.2.8
    3.2.9

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    PYSEC-2023-225 | CVE-DB