Update the WordPress core to the latest available version (at least 5.2.3).
Simon Scannell (RIPS Technologies), Zhouyuan Yang (Fortinet), Soroush Dalili discovered and reported this Cross Site Scripting (XSS) vulnerability in WordPress. This could allow a malicious actor to inject malicious scripts, such as redirects, advertisements, and other HTML payloads into your website which will be executed when guests visit your site. This vulnerability has been fixed in version 5.2.3.
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