
Proof-of-concept for a stored XSS vulnerability in Anchor CMS v0.12.7, demonstrating arbitrary JavaScript execution via the page description field.
Anchor CMS v0.12.7 is vulnerable to a Stored Cross-Site Scripting (XSS) vulnerability in the description field of the /admin/pages/add interface.
/admin/pages/add)Login to /admin
Go to Pages > Add Page
In the Description field, insert:
<script>alert(document.domain)</script>
Save the page.
Revisit the page view — the payload executes.
anchor/routes/pages.phpdescriptionFor educational and defensive purposes only.