Vulnerability · Published Nov 2, 2023 · Assigned by mitre
CVE-2023-46695
High 7.5
In plain English
A high-severity security flaw in the django package (PyPI). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 53.4% (higher than 99% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)53.4%top 1.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | django | 3.2.23 | GHSA-qmf9-6jqf-j8fq |
| PyPI | django | 4.1.13 | GHSA-qmf9-6jqf-j8fq |
| PyPI | django | 4.2.7 | GHSA-qmf9-6jqf-j8fq |
| PyPI | django | 3.2.23, 4.1.13, 4.2.7 | PYSEC-2023-222 |