The WordPress core team released a short-cycle security release today, WordPress 5.7.2. This security release features one security fix. The update resolved this issue:
Object injection in PHPMailer, CVE-2020-36326 and CVE-2018-19296
Because this is a security release, it is recommended that you update your sites immediately. If you are on an Outcome Labs WordPress Monthly Care Plan, our team is in the process of updating your site.