The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to unauthenticated bypass to user registration in versions up to, and including, 4.2.6.8.1. This is due to missing checks in the 'check_validate_fields' function in the checkout. This makes it possible for unauthenticated attackers to register as the default role on the site, even if registration is disabled.
The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.2.6.8 due to incorrect implementation of get_items_permissions_check function. This makes it possible for unauthenticated attackers to extract basic information about website users, including their emails
The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘id’ parameter in all versions up to, and including, 4.2.6.6 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.
The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to bypass to user registration in versions up to, and including, 4.2.6.5. This is due to missing checks in the 'create_account' function in the checkout. This makes it possible for unauthenticated attackers to register as the default role on the site, even if registration is disabled.
The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to time-based SQL Injection via the ‘term_id’ parameter in versions up to, and including, 4.2.6.5 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'save_post_materials' function in versions up to, and including, 4.2.6.5. This makes it possible for authenticated attackers, with Instructor-level permissions and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘layout_html’ parameter in all versions up to, and including, 4.2.6.5 due to insufficient input sanitization and output escaping. 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.
The LearnPress – WordPress LMS Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the _id value in all versions up to, and including, 4.2.6.4 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.