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.

Authorization Bypass Through User-Controlled Key vulnerability in Salon Booking System Salon booking system.This issue affects Salon booking system: from n/a through 10.9.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Salon Booking System Salon booking system allows SQL Injection.This issue affects Salon booking system: from n/a through 10.7.

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Salon Booking System Salon booking system.This issue affects Salon booking system: from n/a through 10.8.1.

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Salon Booking System Salon booking system allows File Manipulation.This issue affects Salon booking system: from n/a through 9.9.

The Salon booking system plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the SLN_Action_Ajax_ImportAssistants function along with missing authorization checks in all versions up to, and including, 10.2. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

The Salon booking system plugin for WordPress is vulnerable to unauthorized access and modification of data due to a missing capability check on several functions hooked into admin_init in all versions up to, and including, 9.9. This makes it possible for authenticated attackers with subscriber access or higher to modify plugin settings and view discount codes intended for other users.

The Salon booking system plugin for WordPress is vulnerable to arbitrary file deletion in all versions up to, and including, 9.8. This is due to the plugin not properly validating the path of an uploaded file prior to deleting it. This makes it possible for unauthenticated attackers to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible.

Improper Privilege Management vulnerability in Salon Booking System Salon booking system allows Privilege Escalation.This issue affects Salon booking system: from n/a through 8.6.

The Salon booking system WordPress plugin through 9.6.5 does not sanitise and escape some of its settings, which could allow high privilege users such as admin (or editor depending on Salon booking system WordPress plugin through 9.6.5 configuration) to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)