Resource exhaustion in Djangoproject Django
CVE-2023-46695
An issue was discovered in Django 3.2 before 3.2.23, 4.1 before 4.1.13, and 4.2 before 4.2.7. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.forms.UsernameField is subject to a potential DoS (denial of service) attack via certain inputs with a very large number of Unicode characters.
EPSS: 0.498 (98.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Djangoproject Django
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Permissions Required)
- cve@mitre.org (Patch)
- cve@mitre.org (Patch, Vendor Advisory)
- cve@mitre.org
Frequently asked questions
- What is CVE-2023-46695?
- CVE-2023-46695 is a high-severity vulnerability in Djangoproject Django, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-11-02.
- How severe is CVE-2023-46695?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-46695 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.