The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. Any WordPress plugin or theme running a version of Freemius less than 2.4.3 is vulnerable.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WebberZone Better Search – Relevant search results for WordPress allows Stored XSS.This issue affects Better Search – Relevant search results for WordPress: from n/a through 3.3.0.

A vulnerability classified as problematic was found in Bestwebsoft Relevant Plugin up to 1.0.7 on WordPress. Affected by this vulnerability is an unknown functionality of the component Thumbnail Handler. The manipulation leads to information disclosure. The attack can be launched remotely. Upgrading to version 1.0.8 is able to address this issue. The identifier of the patch is 860d1891025548cf0f5f97364c1f51a888f523c3. It is recommended to upgrade the affected component. The identifier VDB-230113 was assigned to this vulnerability.

The relevant plugin before 1.0.8 for WordPress has XSS.

Cross-site scripting vulnerability in Captcha prior to version 4.3.0, Car Rental prior to version 1.0.5, Contact Form Multi prior to version 1.2.1, Contact Form prior to version 4.0.6, Contact Form to DB prior to version 1.5.7, Custom Admin Page prior to version 0.1.2, Custom Fields Search prior to version 1.3.2, Custom Search prior to version 1.36, Donate prior to version 2.1.1, Email Queue prior to version 1.1.2, Error Log Viewer prior to version 1.0.6, Facebook Button prior to version 2.54, Featured Posts prior to version 1.0.1, Gallery Categories prior to version 1.0.9, Gallery prior to version 4.5.0, Google +1 prior to version 1.3.4, Google AdSense prior to version 1.44, Google Analytics prior to version 1.7.1, Google Captcha (reCAPTCHA) prior to version 1.28, Google Maps prior to version 1.3.6, Google Shortlink prior to version 1.5.3, Google Sitemap prior to version 3.0.8, Htaccess prior to version 1.7.6, Job Board prior to version 1.1.3, Latest Posts prior to version 0.3, Limit…

The Relevant Content module 5.x before 5.x-1.4 and 6.x before 6.x-1.5 for Drupal does not properly implement node access logic, which allows remote attackers to discover restricted node titles and relationships.