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.

The Simple Image Popup Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'sips_popup' shortcode in all versions up to, and including, 1.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Mr Digital Simple Image Popup allows Stored XSS.This issue affects Simple Image Popup: from n/a through 2.4.0.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Mr Digital Simple Image Popup plugin <= 1.3.6 versions.