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Threat Entry
Updated 2025-07-16
CVE-2024-4045 - Optinmonster Plugin
The Popup Builder by OptinMonster – WordPress Popups for Optins, Email Newsletters and Lead Generation plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘campaign_id’ parameter in versions up to, and including, 2.16.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
PLUGIN
Optinmonster
CVE-2024-4045
Risk Score
Threat Entry
Updated 2025-02-27
CVE-2023-0772 - Optinmonster Plugin
The Popup Builder by OptinMonster WordPress plugin before 2.12.2 does not ensure that the campaign to be loaded via some shortcodes is actually a campaign, allowing any authenticated users such as subscriber to retrieve the content of arbitrary posts, like draft, private or even password protected ones.
PLUGIN
Optinmonster
CVE-2023-0772
Risk Score
Threat Entry
Updated 2024-11-21
CVE-2021-39341 - Optinmonster Plugin
The OptinMonster WordPress plugin is vulnerable to sensitive information disclosure and unauthorized setting updates due to insufficient authorization validation via the logged_in_or_has_api_key function in the ~/OMAPI/RestApi.php file that can used to exploit inject malicious web scripts on sites with the plugin installed. This affects versions up to, and including, 2.6.4.
PLUGIN
Optinmonster
CVE-2021-39341
Risk Score
Threat Entry
Updated 2024-11-21
CVE-2021-39325 - Optinmonster Plugin
The OptinMonster WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to insufficient input validation in the load_previews function found in the ~/OMAPI/Output.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 2.6.0.
PLUGIN
Optinmonster
CVE-2021-39325
Risk Score