CVE-2023-36053
HIGH7.5EPSS 9.6%python-django - security update
Published: 7/3/2023Modified: 4/28/2026
Description
In Django 3.2 before 3.2.20, 4 before 4.1.10, and 4.2 before 4.2.3, EmailValidator and URLValidator are subject to a potential ReDoS (regular expression denial of service) attack via a very large number of domain name labels of emails and URLs.
Affected packages (6)
- Bitnami/django>= 3.2.0, < 3.2.20, >= 4.0.0, < 4.1.10, >= 4.2.0, < 4.2.3
- Debian/python-djangofrom 0, < 2:2.2.28-1~deb11u2
- Debian/python-djangofrom 0, < 1:1.11.29-1+deb10u9
- Debian/python-djangofrom 0, < 2:2.2.28-1~deb11u2
- PyPI/django>= 3.2a1, < 3.2.20
- PyPI/django>= 4.2, < 4.2.3, >= 4.0, < 4.1.10, >= 3.2, < 3.2.20
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (26)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-36053
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2023-36053
- ADVISORYhttps://www.djangoproject.com/weblog/2023/jul/03/security-releases/
- PATCHhttps://github.com/django/django
- WEBhttps://docs.djangoproject.com/en/4.2/releases/security
- WEBhttps://docs.djangoproject.com/en/4.2/releases/security/
- WEBhttps://github.com/django/django/commit/454f2fb93437f98917283336201b4048293f7582
- WEBhttps://github.com/django/django/commit/ad0410ec4f458aa39803e5f6b9a3736527062dcd
- WEBhttps://github.com/django/django/commit/b7c5feb35a31799de6e582ad6a5a91a9de74e0f9
- WEBhttps://github.com/django/django/commit/beb3f3d55940d9aa7198bf9d424ab74e873aec3d
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2023-100.yaml
- WEBhttps://groups.google.com/forum/#%21forum/django-announce
- WEBhttps://groups.google.com/forum/#!forum/django-announce
- WEBhttps://lists.debian.org/debian-lts-announce/2023/07/msg00022.html
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NRDGTUN4LTI6HG4TWR3JYLSFVXPZT42A
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NRDGTUN4LTI6HG4TWR3JYLSFVXPZT42A/
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG5DYKPNDCEHJQ3TKPJQO7QGSR4FAYMS
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG5DYKPNDCEHJQ3TKPJQO7QGSR4FAYMS/
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D/
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/NRDGTUN4LTI6HG4TWR3JYLSFVXPZT42A
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/XG5DYKPNDCEHJQ3TKPJQO7QGSR4FAYMS
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D/
- WEBhttps://www.debian.org/security/2023/dsa-5465
- WEBhttps://www.djangoproject.com/weblog/2023/jul/03/security-releases