CVE-2026-8840

The CVE-2026-8840 entry concerns the Booking calendar, Appointment Booking System plugin for WordPress, affected up to version 3.2.36. The vulnerability is an authorization bypass caused by inadequate verification of a user’s permission to perform actions, enabling unauthenticated attackers to ma...

CVE-2026-8840 Booking calendar, Appointment Booking System <= 3.2.36 - Missing Authorization to Unauthenticated Arbitrary Modification via wpdevart_payment AJAX Action

The Booking calendar, Appointment Booking System plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 3.2.36. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated...

EUVD-2026-57176

The Quick Paypal Payments WordPress plugin through 5.7.50 does not verify the paid amount, receiver, or payment status in its PayPal IPN handler and marks an order paid on an order-token match alone, so a buyer who pays an arbitrary small amount can have a full-price order marked paid...

CVE-2026-17012

The Accept PayPal & Stripe with Subscriptions for WooCommerce WordPress plugin through 3.1.0 does not verify that the PayPal account which received a payment matches the merchant's configured account before marking the order as paid, allowing unauthenticated buyers to complete a WooCommerce order...

CVE-2026-47127

Ghostfolio is an open source wealth management software. Prior to version 3.4.0, Ghostfolio's Stripe checkout success-URL handler at GET /api/v1/subscription/stripe/callback?checkoutSessionId= retrieves the Stripe Checkout Session by ID and unconditionally grants a Premium subscription to the...

CVE-2026-47127

Ghostfolio is an open source wealth management software. Prior to version 3.4.0, Ghostfolio's Stripe checkout success-URL handler at GET /api/v1/subscription/stripe/callback?checkoutSessionId= retrieves the Stripe Checkout Session by ID and unconditionally grants a Premium subscription to the...

CVE-2026-47127

Summary: Ghostfolio prior to 3.4.0 allowed any authenticated user to self-grant a 1-year Premium subscription via the Stripe checkout success callback at GET /api/v1/subscription/stripe/callback?checkoutSessionId=, which unconditionally assigns the session’s client_reference_id without checking s...

CVE-2026-47127 Ghostfolio has a Stripe subscription bypass

Ghostfolio is an open source wealth management software. Prior to version 3.4.0, Ghostfolio's Stripe checkout success-URL handler at GET /api/v1/subscription/stripe/callback?checkoutSessionId= retrieves the Stripe Checkout Session by ID and unconditionally grants a Premium subscription to the...

CVE-2026-68500 Sylius Mollie Plugin: Payment status forgery via the payment webhook

Sylius Mollie Plugin provides Mollie payment integration for Sylius applications. Prior to 2.2.8, 3.2.4, and 3.3.1, Sylius Mollie Plugin's POST /locale/update-payment payment webhook accepts attacker-controlled id and orderId parameters but does not verify that the Mollie payment belongs to the...

CVE-2026-68500 Sylius Mollie Plugin: Payment status forgery via the payment webhook

Sylius Mollie Plugin provides Mollie payment integration for Sylius applications. Prior to 2.2.8, 3.2.4, and 3.3.1, Sylius Mollie Plugin's POST /locale/update-payment payment webhook accepts attacker-controlled id and orderId parameters but does not verify that the Mollie payment belongs to the...

CVE-2026-18029

Our payment integration with GiroCheckout did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one payment...

CVE-2026-18029

The CVE-2026-18029 entry is tied to the pretix-girosolution payment integration. Affected component: payment status validation in GiroCheckout flow. Root cause: insufficient validation of payment status responses, enabling an attacker to reuse a successful status for one payment with a different ...

CVE-2026-18029

Our payment integration with GiroCheckout did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one payment...

CVE-2026-18029 Insufficient validation of payment status in pretix-girosolution

Our payment integration with GiroCheckout did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one payment...

EUVD-2026-49752

Our payment integration with GiroCheckout did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one payment...

CVE-2026-11901

The WP Hotel Booking plugin for WordPress is vulnerable to Insufficient Verification of Data Authenticity in all versions up to, and including, 2.3.1. This is due to the webhookprocesspaypalstandard IPN handler selecting its PayPal validation endpoint from the attacker-controlled $REQUEST'testipn...

PYSEC-2026-1580 LNbits improperly handles potential network and payment failures when using Eclair backend

Summary Paying invoices in Eclair that do not get settled within the internal timeout about 30s lead to a payment being considered failed, even though it may still be in flight. Details Using blocking: true on the API call will lead to a timeout error if a payment does not get settled in the 30s...

CVE-2026-12432

The WP Full Stripe Free plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 8.4.3 via the wpfsupdatefailedpaymentstatus AJAX action. The handler is registered through both wpajax and wpajaxnopriv hooks and the underlying updatefailedpaymentstatus function...

CVE-2026-57536

Our payment integration with Mollie did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one payment...

CVE-2026-13222

Our payment integration with Oppwa-based payment methods did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one...