CVE-2021-32838

Name of the Vulnerable Software and Affected Versions Flask-RESTX versions prior to 0.5.1

Description The issue is related to a Regular Expression Denial of Service (ReDoS) vulnerability in the email regex of Flask-RESTX. This vulnerability can be exploited, potentially leading to a denial of service.

Recommendations For versions prior to 0.5.1, update to version 0.5.1 to resolve the issue. As a temporary workaround, consider restricting the use of the email regex until a patch is available.