Persian Fonts <= 1.6 - Admin+ Stored XSS

Description The plugin does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

PoC

1. Navigate to: https://example.com/wp-admin/admin.php?page=persian-fonts%2Fpersian-fonts.php 2. In the textarea, add the payload: 3. Click “Save changes” and see the XSS on reload