ID:5771 - Exploit for Cross-site scripting in Vanilla Forum - CVE-2020-8825

 
Main Vulnerability Database Exploits ID:5771 - Exploit for Cross-site scripting in Vanilla Forum - CVE-2020-8825

ID:5771 - Exploit for Cross-site scripting in Vanilla Forum - CVE-2020-8825

Published: June 17, 2021


Vulnerability identifier: #VU25115
Vulnerability risk: Low
CVE-ID: CVE-2020-8825
CWE-ID: CWE-79
Exploitation vector: Remote access
Vulnerable software:
Vanilla Forum

Link to public exploit:


Vulnerability description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data passed to "index.php?p=/dashboard/settings/branding" URL. A remote attacker can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


Remediation

Install update from vendor's website.