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## https://sploitus.com/exploit?id=WPEX-ID:1EF86546-3467-432C-A863-1CA3E5C65BD4
- As a user with Author+ capabilities, create a new post draft
- Save it, then edit it using the PageLayer page builder
- Navigate to the "Advanced" tab, and then the " Header, Body and Footer" section
- Enter `</textarea><script>alert(1);</script>` in the Header, Body and Footer code text areas, and save. 
- Preview the resulting post should make the alert prompts go off.