Keszites: >> Simple Popup Newsletter Security Vulnerabilities
The Simple Popup Newsletter WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to the use of $_SERVER['PHP_SELF'] in the ~/simple-popup-newsletter.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.4.7.
CVSS Score
6.1
EPSS Score
0.002
Published
2021-08-16