CVE-2021-34658 — Simple Popup Newsletter <= 1.4.7 Reflected Cross-Site Scripting
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 whi…
Published: 2021-08-16 · CVSS: 6.1 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7