YouPHPTube <= 7.7 (getChat.json.php) SQL Injection Vulnerability  
[-] Software Link:  
[-] Affected Versions:  
Version 7.7 and prior versions.  
[-] Vulnerability Description:  
User input passed through the "live_stream_code" POST parameter to  
/plugin/LiveChat/getChat.json.php is not properly sanitized before  
being used to construct a SQL query. This can be exploited by malicious  
users to e.g. read sensitive data from the database through in-band SQL  
Injection attacks. Successful exploitation of this vulnerability  
requires the "Live Chat" plugin to be enabled (disabled by default).  
[-] Solution:  
Upgrade to version 7.8 or later.  
[-] Disclosure Timeline:  
[31/10/2019] - Issue reported to  
[02/11/2019] - CVE number assigned  
[02/12/2019] - Versions 7.8 released  
[04/12/2019] - Publication of this advisory  
[-] CVE Reference:  
The Common Vulnerabilities and Exposures project (  
has assigned the name CVE-2019-18662 to this vulnerability.  
[-] Credits:  
Vulnerability discovered by Egidio Romano.  
[-] Original Advisory: