Cross-site scripting (XSS) vulnerability in phpwhois 4.2.5, as used in the adsense-click-fraud-monitoring plugin 1.7.5 for WordPress, allows remote attackers to inject arbitrary web script or HTML via the query parameter to whois.php.

phpWhois (last update Jun 30 2021) is affected by a Cross Site Scripting (XSS) vulnerability. In file example.php, the exit function will terminate the script and print the message to the user. The message will contain $_GET['query'] then there is a XSS vulnerability.

phpWhois allows remote attackers to execute arbitrary code via a crafted whois record.