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.
Remediation
References
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Oracle Database Server CVE-2011-2230 Vulnerability (CVE-2011-2230)
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PostgreSQL Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2017-7486)