Cross-site scripting in Fat Free CRM Lead Form - CVE-2018-1000842

 

Cross-site scripting in Fat Free CRM Lead Form - CVE-2018-1000842

Published: July 17, 2019 / Updated: July 18, 2019


Vulnerability identifier: #VU19224
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green
CVE-ID: CVE-2018-1000842
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Bryce McDonnell
Affected software:
Fat Free CRM Lead Form

Detailed 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. A remote attacker can trick the victim to follow a specially crafted link 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.


How to mitigate CVE-2018-1000842

Install update from vendor's website.

Sources