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WordPress Supsystic Contact Form 1.7.18 Plugin - (label) Stored Cross-Site Scripting Vulnerability

Author
Murat DEMİRCİ
Risk
[
Security Risk Medium
]
0day-ID
0day-ID-36959
Category
web applications
Date add
28-10-2021
Platform
php
# Exploit Title: WordPress Plugin Supsystic Contact Form  1.7.18 - 'label' Stored Cross-Site Scripting (XSS)
# Exploit Author: Murat DEMIRCI (@butterflyhunt3r)
# Vendor Homepage: https://supsystic.com/
# Software Link: https://wordpress.org/plugins/contact-form-by-supsystic/
# Version: 1.7.18
# Tested on : Windows 10

#Poc:

1. Install Latest WordPress

2. Install and activate plugin.

3. Open plugin, click "Add New Form" and select any form. 

4. Click "Fields" tab and "Add New Field". Choose whatever you want.

5. Inject JavaScript payload which is mentioned below into 'label' field, save and alert will appear on the screen.

Payload : <img src=x onerror=alert(1)>

#  0day.today [2024-07-07]  #