CVE-2023-36053

high
Published 2023-07-03 · Modified 2023-12-06
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2
VIR risk
8.0

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.

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2023-36053

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2023-36053.html

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2023:6818

OS impact

OSVersionStatusFixed in
rockylinux rocky8fixed
suse slesaffected
debian debianbookwormfixed3:3.2.19-1+deb12u1
debian debianbullseyefixed2:2.2.28-1~deb11u2
debian debianforkyfixed3:3.2.20-1
debian debiansidfixed3:3.2.20-1
debian debiantrixiefixed3:3.2.20-1

Package impact

EcosystemPackageVulnerableFixed
python PyPIdjango>=3.2a1,<3.2.203.2.20
python PyPIdjango>=4.0a1,<4.1.104.1.10
python PyPIdjango>=4.2a1,<4.2.34.2.3
python PyPIdjango>=3.2,<3.2.204.2.3

References

Verify integrity in audit chain (admin only). AS-IS.