The Events Addon for Elementor plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 2.2.3 via the naevents_elementor_template shortcode due to insufficient restrictions on which posts can be included. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract data from private or draft posts created by Elementor that they should not have access to.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in NicheAddons Events Addon for Elementor allows DOM-Based XSS.This issue affects Events Addon for Elementor: from n/a through 2.2.2.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in NicheAddons Events Addon for Elementor allows Stored XSS.This issue affects Events Addon for Elementor: from n/a through 2.2.0.

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 Events Addon for Elementor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Basic Slider, Upcoming Events, and Schedule widgets in all versions up to, and including, 2.1.4 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.

Incorrect Authorization vulnerability in NicheAddons Events Addon for Elementor allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Events Addon for Elementor: from n/a through 2.1.3.

Several WordPress plugins developed by Cool Plugins are vulnerable to arbitrary plugin installation and activation that can lead to remote code execution by authenticated attackers with minimal permissions, such as a subscriber.