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Simple Popup Newsletter
simple_popup_newsletter
1 CVE

CVEs (1)

CVE
VENDORS
PRODUCTS
UPDATED
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CVSS
CVE-2021-34658
1Keszites
1Simple Popup Newsletter
Jun 17, 2026
Aug 16, 2021
N/A· v4
6.1 MEDIUM· v3
4.3 MEDIUM· v2
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...Show more
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.Show less