CVE-2023-41164

· HIGHModified

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CVSS v3.1

7.5

EPSS

1.28%

Published

Nov 3, 2023

Modified

Nov 4, 2025

Public PoC / Exploit (1)

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Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-1284

Affected Products (4)

djangoproject · django (up to 3.2.21)vulnerable

djangoproject · django (up to 4.1.11)vulnerable

djangoproject · django (up to 4.2.5)vulnerable

fedoraproject · fedoravulnerable

References (13)

https://docs.djangoproject.com/en/4.2/releases/security/

Vendor Advisory

https://groups.google.com/forum/#%21forum/django-announce

Permissions Required

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HJFRPUHDYJHBH3KYHSPGULQM4JN7BMSU/

Mailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D/

https://security.netapp.com/advisory/ntap-20231214-0002/

https://www.djangoproject.com/weblog/2023/sep/04/security-releases/

Vendor Advisory

https://docs.djangoproject.com/en/4.2/releases/security/

Vendor Advisory

https://groups.google.com/forum/#%21forum/django-announce

Permissions Required

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HJFRPUHDYJHBH3KYHSPGULQM4JN7BMSU/

Mailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D/

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D/

https://security.netapp.com/advisory/ntap-20231214-0002/

https://www.djangoproject.com/weblog/2023/sep/04/security-releases/

Vendor Advisory

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