YouPHPTube 7.7 SQL Injection Vulnerability

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YouPHPTube <= 7.7 (getChat.json.php) SQL Injection Vulnerability
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[-] Software Link:
https://www.youphptube.com

[-] 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 https://git.io/JeD2U
[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 (cve.mitre.org)
has assigned the name CVE-2019-18662 to this vulnerability.