WP Shieldon 1.6.3 - Unauthenticated Cross-Site Scripting (XSS)
Description
The WP Shieldon WordPress plugin, versions 1.6.3 and below, were vulnerable to Unauthenticated Reflected Cross-Site Scripting (XSS) when the CAPTCHA page is shown. This was due to $_SERVER['REQUEST_URI'] being echoed to a page without any encoding.
Proof of Concept
http://www.example.com/?<script>alert(1)</script>
Affects Plugins
No known fix
References
YouTube Video
Classification
Miscellaneous
Timeline
Publicly Published
2021-01-18 (about 8 months ago)
Added
2021-01-25 (about 8 months ago)
Last Updated
2021-01-29 (about 8 months ago)