UBUNTU-CVE-2021-44420

    Dashboard / Vulnerabilities / UBUNTU-CVE-2021-44420

    UBUNTU-CVE-2021-44420

    Published: 7 Dec 2021Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-44420
    Aliases:
    USN-5178-1

    Summary:

    Details: In Django 2.2 before 2.2.25, 3.1 before 3.1.14, and 3.2 before 3.2.10, HTTP requests for URLs with trailing newlines could bypass upstream access control based on URL paths.

    References: https://ubuntu.com/security/CVE-2021-44420, https://www.djangoproject.com/weblog/2021/dec/07/security-releases/, https://ubuntu.com/security/notices/USN-5178-1, https://www.cve.org/CVERecord?id=CVE-2021-44420

    Affected packages

    Package

    Name: python-django

    Purl: pkg:deb/ubuntu/python-django@2:2.2.12-1ubuntu0.8?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:2.2.12-1ubuntu0.8

    Affected versions

    1:1.11.22-1ubuntu1

    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
    UBUNTU-CVE-2021-44420 | CVE-DB