High severityNVD Advisory· Published Jul 3, 2023· Updated Nov 4, 2025
CVE-2023-36053
CVE-2023-36053
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
DjangoPyPI | >= 3.2a1, < 3.2.20 | 3.2.20 |
DjangoPyPI | >= 4.0a1, < 4.1.10 | 4.1.10 |
DjangoPyPI | >= 4.2a1, < 4.2.3 | 4.2.3 |
Affected products
19- osv-coords18 versionspkg:bitnami/djangopkg:pypi/djangopkg:rpm/opensuse/python-Django1&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/python-Django1&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python-Django4&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python-Django6&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python-Django&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/python-Django&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python-Django&distro=openSUSE%20Tumbleweedpkg:rpm/suse/python-Django1&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/python-Django1&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/python-Django1&distro=SUSE%20Package%20Hub%2015%20SP4pkg:rpm/suse/python-Django1&distro=SUSE%20Package%20Hub%2015%20SP5pkg:rpm/suse/python-Django&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/python-Django&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/python-Django&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/python-Django&distro=SUSE%20Package%20Hub%2015%20SP4pkg:rpm/suse/python-Django&distro=SUSE%20Package%20Hub%2015%20SP5
>= 3.2.0, < 3.2.20+ 17 more
- (no CPE)range: >= 3.2.0, < 3.2.20
- (no CPE)range: >= 3.2a1, < 3.2.20
- (no CPE)range: < 1.11.29-bp154.2.6.1
- (no CPE)range: < 1.11.29-bp155.4.3.1
- (no CPE)range: < 4.2.14-1.1
- (no CPE)range: < 6.0-1.1
- (no CPE)range: < 2.2.28-bp154.2.12.1
- (no CPE)range: < 2.0.7-150000.1.11.1
- (no CPE)range: < 4.2.3-1.1
- (no CPE)range: < 1.11.29-3.47.1
- (no CPE)range: < 1.11.29-3.47.1
- (no CPE)range: < 1.11.29-bp154.2.6.1
- (no CPE)range: < 1.11.29-bp155.4.3.1
- (no CPE)range: < 1.11.29-3.48.1
- (no CPE)range: < 1.11.29-3.48.1
- (no CPE)range: < 1.11.29-3.48.1
- (no CPE)range: < 2.2.28-bp154.2.12.1
- (no CPE)range: < 2.2.28-bp155.7.3.1
Patches
Vulnerability mechanics
References
24- github.com/advisories/GHSA-jh3w-4vvf-mjgrghsaADVISORY
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NRDGTUN4LTI6HG4TWR3JYLSFVXPZT42A/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG5DYKPNDCEHJQ3TKPJQO7QGSR4FAYMS/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D/mitrevendor-advisory
- nvd.nist.gov/vuln/detail/CVE-2023-36053ghsaADVISORY
- www.debian.org/security/2023/dsa-5465ghsavendor-advisoryWEB
- docs.djangoproject.com/en/4.2/releases/securityghsaWEB
- github.com/django/django/commit/454f2fb93437f98917283336201b4048293f7582ghsaWEB
- github.com/django/django/commit/ad0410ec4f458aa39803e5f6b9a3736527062dcdghsaWEB
- github.com/django/django/commit/b7c5feb35a31799de6e582ad6a5a91a9de74e0f9ghsaWEB
- github.com/django/django/commit/beb3f3d55940d9aa7198bf9d424ab74e873aec3dghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2023-100.yamlghsaWEB
- groups.google.com/forum/ghsaWEB
- groups.google.com/forum/ghsaWEB
- lists.debian.org/debian-lts-announce/2023/07/msg00022.htmlghsamailing-listWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NRDGTUN4LTI6HG4TWR3JYLSFVXPZT42AghsaWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG5DYKPNDCEHJQ3TKPJQO7QGSR4FAYMSghsaWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4DghsaWEB
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NRDGTUN4LTI6HG4TWR3JYLSFVXPZT42AghsaWEB
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XG5DYKPNDCEHJQ3TKPJQO7QGSR4FAYMSghsaWEB
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4DghsaWEB
- www.djangoproject.com/weblog/2023/jul/03/security-releasesghsaWEB
- docs.djangoproject.com/en/4.2/releases/security/mitre
- www.djangoproject.com/weblog/2023/jul/03/security-releases/mitre
News mentions
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