WordPress Plugin Videos sync PDF 1.7.4 - Stored Cross Site Scripting (XSS)

vendor:

Video Synchro PDF

by:

UnD3sc0n0c1d0

9.8

CVSS

CRITICAL

Stored Cross Site Scripting (XSS)

CWE

Product Name: Video Synchro PDF

Affected Version From: 1.7.2004

Affected Version To: 1.7.2004

Patch Exists: NO

Related CWE:

CPE: a:aj_evolution:video_synchro_pdf

Metasploit:

Other Scripts:

Platforms Tested: CentOS / WordPress 5.9.3

2022

WordPress Plugin Videos sync PDF 1.7.4 – Stored Cross Site Scripting (XSS)

The plugin does not properly sanitize the nom, pdf, mp4, webm and ogg parameters, allowing potentially dangerous characters to be inserted. This includes the reported payload, which triggers a persistent Cross-Site Scripting (XSS).

Mitigation:

Sanitize the nom, pdf, mp4, webm and ogg parameters.

Source

Exploit-DB raw data:

# Exploit Title: WordPress Plugin Videos sync PDF 1.7.4 - Stored Cross Site Scripting (XSS)
# Google Dork: inurl:/wp-content/plugins/video-synchro-pdf/
# Date: 2022-04-13
# Exploit Author: UnD3sc0n0c1d0
# Vendor Homepage: http://www.a-j-evolution.com/
# Software Link: https://downloads.wordpress.org/plugin/video-synchro-pdf.1.7.4.zip
# Category: Web Application
# Version: 1.7.4
# Tested on: CentOS / WordPress 5.9.3
# CVE : N/A

# 1. Technical Description:
The plugin does not properly sanitize the nom, pdf, mp4, webm and ogg parameters, allowing 
potentially dangerous characters to be inserted. This includes the reported payload, which 
triggers a persistent Cross-Site Scripting (XSS).
  
# 2. Proof of Concept (PoC):
 a. Install and activate version 1.7.4 of the plugin.
 b. Go to the plugin options panel (http://[TARGET]/wp-admin/admin.php?page=aje_videosyncropdf_videos).
 c. Open the "Video example" or create a new one (whichever you prefer).
 d. Change or add in some of the displayed fields (Name, PDF file, MP4 video, WebM video or OGG video) 
	the following payload:
		" autofocus onfocus=alert(/XSS/)>.
 e. Save the changes. "Edit" button.
 f. JavaScript will be executed and a popup with the text "XSS" will be displayed.

Note: This change will be permanent until you modify the edited field.