WPML Multilingual CMS vulnerabilities

The WPML Multilingual CMS plugin for WordPress before 4.6.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject script by supplying crafted input in the wp_lang parameter. Attackers can lure users to /wp-login.php with a wp_lang value injecting an image input with an obfuscated onfocus handler to execute JavaScript in the victim's browser.

The WPML Multilingual CMS plugin for WordPress is vulnerable to time-based SQL Injection via the 'elementIds' parameter in all versions up to and including 4.9.5 due to insufficient escaping and lack of preparation on the SQL query. This allows authenticated attackers with Subscriber-level access and above to append additional SQL queries to extract sensitive information from the database. The vulnerability is exploitable due to an authorization bypass where the registered authorization callback fails to execute, allowing any authenticated user to access administrative translation functionalities.

The WPML Multilingual CMS plugin for WordPress is vulnerable to SQL injection via the 'sorting' parameter in all versions up to and including 4.9.5 due to insufficient escaping and lack of preparation on the SQL query. This allows authenticated attackers with translator-level access and above to append additional SQL queries to extract sensitive information from the database.