plugin
21 known security issues reported for the Popup By Supsystic WordPress plugin. Most recent disclosed Aug 18, 2026.
Running Popup By Supsystic on your site? Check whether your installed version is affected.
Scan your site freeThe Smart Popup by Supsystic plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.13.0. This is due to deserialization of untrusted input. This makes it possible for unauthenticated attackers to inject a PHP Object. No known POP chain is present in the vulnerable software....
The Smart Popup by Supsystic plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to, and including, 1.13.0. This makes it possible for unauthenticated attackers to perform an unauthorized action.
The Smart Popup by Supsystic plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.11.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a u...
The Smart Popup by Supsystic plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.12.0. This is due to a permission map collision in the `havePermissions()` function in `classes/frame.php`, where `array_merge()` overwrites the popup module's administrator-restricted method...
[en] Missing Authorization vulnerability in supsystic.com Popup by Supsystic allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Popup by Supsystic: from n/a through 1.10.19.
[en] Missing Authorization vulnerability in supsystic.com Popup by Supsystic allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Popup by Supsystic: from n/a through 1.10.19.
[en] Improper Neutralization of Special Elements Used in a Template Engine vulnerability in Supsystic Popup by Supsystic allows Command Injection.This issue affects Popup by Supsystic: from n/a through 1.10.29.
The Popup by Supsystic plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.10.29. This makes it possible for authenticated attackers, with Administrator-level access and above, to execute code on the server.
[en] Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in supsystic.Com Popup by Supsystic allows Relative Path Traversal.This issue affects Popup by Supsystic: from n/a through 1.10.19.
[en] Missing Authorization vulnerability in Supsystic Popup by Supsystic.This issue affects Popup by Supsystic: from n/a through 1.10.27.
The Popup by Supsystic plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to, and including, 1.10.27. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform an unauthorized action.
The Popup by Supsystic plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.10.19 via the getWpCsvList action. This makes it possible for authenticated attackers with subscriber level access or higher to extract sensitive data including subscriber email addresses....
The Popup by Supsystic plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.10.19. This is due to missing or incorrect nonce validation for a subset of actions on the 'havePermissions' function. This makes it possible for unauthenticated attackers to perform actions such...
[en] The Popup by Supsystic WordPress plugin before 1.10.19 has a prototype pollution vulnerability that could allow an attacker to inject arbitrary properties into Object.prototype.
The plugin Popup by Supsystic for WordPress is vulnerable to prototype pollution, which could make injecting malicious web scripts possible in some cases.
[en] The Popup by Supsystic WordPress plugin before 1.10.9 does not have any authentication and authorisation in an AJAX action, allowing unauthenticated attackers to call it and get the email addresses of subscribed users
The Popup by Supsystic WordPress plugin before 1.10.9 does not have any authentication and authorisation in an AJAX action, allowing unauthenticated attackers to call it and get the email addresses of subscribed users
[en] The Popup by Supsystic WordPress plugin before 1.10.5 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue
The Popup by Supsystic WordPress plugin before 1.10.5 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue
[en] The popup-by-supsystic plugin before 1.7.9 for WordPress has CSRF.
The popup-by-supsystic plugin before 1.7.9 for WordPress has CSRF.
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