The Coming Soon Page & Maintenance Mode plugin for WordPress is vulnerable to unauthenticated settings reset in versions up to, and including 1.8.1 due to missing capability checks in the ~/functions/data-reset-post.php file which makes it possible for unauthenticated attackers to trigger a plugin settings reset.

Cross-Site Request Forgery (CSRF) vulnerability in Supsystic Coming Soon by Supsystic plugin <= 1.7.10 versions.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Snap Creek Software EZP Coming Soon Page plugin <= 1.0.7.3 versions.

Cross-Site Request Forgery (CSRF) vulnerability in Obox Themes Launchpad – Coming Soon & Maintenance Mode plugin <= 1.0.13 versions.

The CMP – Coming Soon & Maintenance plugin for WordPress is vulnerable to Information Exposure in versions up to, and including, 4.1.6 via the cmp_get_post_detail function. This can allow unauthenticated individuals to obtain the contents of any non-password-protected, published post or page even when maintenance mode is enabled.

The Launchpad plugin for WordPress is vulnerable to Stored Cross-Site Scripting via several of its settings parameters in versions up to, and including, 1.0.13 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The Coming Soon - Under Construction WordPress plugin through 1.1.9 does not sanitize and escape some of its settings, which could allow high-privileged users to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed

The WP Maintenance Mode & Coming Soon WordPress plugin before 2.4.5 is lacking CSRF when emptying the subscribed users list, which could allow attackers to make a logged in admin perform such action via a CSRF attack

The Site Offline or Coming Soon WordPress plugin through 1.6.6 does not have CSRF check in place when updating its settings, and it also lacking sanitisation as well as escaping in some of them. As a result, attackers could make a logged in admin change them and put Cross-Site Scripting payloads in them via a CSRF attack

The Coming Soon & Maintenance Mode by Colorlib WordPress plugin before 1.0.99 does not sanitize and escape some settings, allowing high privilege users such as admin to perform Stored Cross-Site Scripting when unfiltered_html is disallowed (for example in multisite setup)