The IP2Location Country Blocker plugin for WordPress is vulnerable to Regular Information Exposure in all versions up to, and including, 2.38.8 due to missing capability checks on the admin_init() function. This makes it possible for unauthenticated attackers to view the plugin's settings.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in IP2Location Download IP2Location Country Blocker allows Stored XSS. This issue affects Download IP2Location Country Blocker: from n/a through 2.38.3.

The Country Blocker plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'ip' parameter in all versions up to, and including, 3.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Cross-Site Request Forgery (CSRF) vulnerability in Karl Kiesinger Country Blocker allows Stored XSS.This issue affects Country Blocker: from n/a through 3.2.

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.

Authentication Bypass by Spoofing vulnerability in IP2Location Download IP2Location Country Blocker allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Download IP2Location Country Blocker: from n/a through 2.29.1.

Cross-Site Request Forgery (CSRF) vulnerability in IP2Location Download IP2Location Country Blocker.This issue affects Download IP2Location Country Blocker: from n/a through 2.34.2.

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in IP2Location IP2Location Country Blocker.This issue affects IP2Location Country Blocker: from n/a through 2.33.3.

The IP2Location Country Blocker WordPress plugin before 2.26.6 does not have CSRF check in the ip2location_country_blocker_save_rules AJAX action, allowing attackers to make a logged in admin block arbitrary country, or block all of them at once, preventing users from accessing the frontend.

The IP2Location Country Blocker WordPress plugin before 2.26.5 bans can be bypassed by using a specific parameter in the URL