CVE-2021-39202 — WordPress 5.8 beta: Stored Cross-Site Scripting (XSS) vulnerability in widget
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions the widgets editor introduced in W…
Published: 2021-09-09 · CVSS: 7.6 · CVSS 3.1
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions the widgets editor introduced in WordPress 5.8 beta 1 has improper handling of HTML input in the Custom HTML feature. This leads to stored XSS in the custom HTML widget. This has been patched in WordPress 5.8. It was only present during the testing/beta phase of WordPress 5.8.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7