CVE-2026-16282

The Appointment Hour Booking WordPress plugin before 1.5.88 does not validate a client-supplied booking price against the server-side configured service price, allowing unauthenticated users to submit an arbitrary final price including zero or negative that is stored as the authoritative booking...

WordPress Cost Calculator Builder plugin <= 4.0.1 - Unauthenticated Price Manipulation and Insecure Direct Object Reference vulnerability

Unauthenticated Price Manipulation and Insecure Direct Object Reference vulnerability discovered by andrea bocchetti in WordPress Plugin Cost Calculator Builder versions = 4.0.1...

CVE-2026-4911

The Booking Package WordPress plugin (versions up to and including 1.7.06) is vulnerable to unauthenticated price manipulation via the amount parameter in PaymentIntent creation. The root cause is that user-controlled $_POST['amount'] is sent to Stripe without validation, and the server-calculate...

CVE-2024-6010 Cost Calculator Builder PRO <= 3.2.1 - Unauthenticated Price Manipulation

The Cost Calculator Builder PRO plugin for WordPress is vulnerable to price manipulation in all versions up to, and including, 3.2.1. This is due to the plugin allowing the price field to be manipulated prior to processing via the 'createccorder' function, called from the Cost Calculator Builder...