Auth0 has released a new major version of the WordPress Plugin for Auth0 to address several vulnerabilities.We recommend you review the following security advisories and upgrade to the new major version:
CSRF controls missing for domain field in Auth0 WP plugin: CVE-2020-5391
Stored XSS in Auth0 WP plugin (Settings page): CVE-2020-5392
Stored XSS in Auth0 WP plugin (multiple pages): CVE-2020-6753
CSV injection vulnerabilities in Auth0 WP plugin: CVE-2020-7947
Insecure direct object reference in Auth0 WP plugin: CVE-2020-7948
The release notes provide more in-depth information about the changes that were made, and the migration instructions provide more in-depth information about the upgrade path.