CVE-2026-82215 WC PayPay Gateway 0.5 - 0.9.3 - Unauthenticated Payment Bypass via Unverified Webhook

The Payment Gateway PayPay for WooCommerce WordPress plugin from 0.5 to 0.9.3 does not verify the authenticity of the payment notifications it receives before acting on them, allowing unauthenticated attackers who know the store's merchant identifier to mark arbitrary orders as paid, or to cancel...

CVE-2026-15148 WP Events Manager < 2.2.5 - Unauthenticated Payment Bypass and Booking Status Update via IDOR

The WP Events Manager WordPress plugin before 2.2.5 does not verify that an incoming payment notification originates from the site's configured merchant account, nor that the paid amount matches the booking total, allowing unauthenticated users to mark any booking as paid without a legitimate...

CVE-2026-16038

The MStore API WordPress plugin before 4.21.0 does not verify the payment with the payment gateway before marking an order as paid on several of its payment-completion endpoints, allowing an unauthenticated attacker to mark an arbitrary order fully paid without paying and obtain goods or services...

CVE-2026-12501 WP Travel Engine < 6.8.2 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver and Amount Verification

The WP Travel Engine WordPress plugin before 6.8.2 does not verify that an incoming PayPal payment notification was sent to the site's configured merchant account, nor that the paid amount matches the order total, before marking a booking as paid, allowing unauthenticated attackers to mark bookin...

WordPress Eventin plugin < 4.1.16 - Unauthenticated Payment Bypass vulnerability

Unauthenticated Payment Bypass vulnerability discovered by Haitam Lazaar in WordPress Plugin WP Event SOlution versions 4.1.16...

EUVD-2026-52176

The Simple Membership WordPress plugin before 4.7.8 does not sanitise a subscriber name value received from an unauthenticated payment approval request, nor escape it when displaying it in the administration dashboard, allowing unauthenticated attackers to store arbitrary JavaScript that executes...

CVE-2026-14830 FlxWoo < 3.1.1 - Unauthenticated Payment Bypass

The FlxWoo WordPress plugin before 3.1.1 does not verify with the payment processor that a checkout session was actually paid before marking the associated order as paid, allowing unauthenticated attackers to complete WooCommerce orders without paying...

CVE-2026-13178

The Eventin (also identified as WP Event Solution ) WordPress plugin, specifically versions prior to 4.1.16 , contains an unauthenticated payment bypass vulnerability. The flaw stems from improper authorization during order creation, where the plugin accepts an attacker-supplied order status . Th...

WordPress ProfileGrid plugin < 5.9.9.7 - Unauthenticated Payment Bypass and Forced Group Membership vulnerability

Unauthenticated Payment Bypass and Forced Group Membership vulnerability discovered by Revanth Hari Narayana Matte in WordPress Plugin ProfileGrid versions 5.9.9.7...

CVE-2026-12493 Clover Payment Gateway by Zaytech for WooCommerce < 1.3.6 - Unauthenticated Payment Bypass via check_order

The Clover Payment Gateway by Zaytech for WooCommerce WordPress plugin before 1.3.6 does not verify that an approved external payment record actually belongs to the WooCommerce order being completed, nor that the paid amount matches the order total, allowing unauthenticated users to mark arbitrar...

CVE-2026-11575 PhonePe Payment Solutions < 3.1.0 - Unauthenticated Payment Bypass via Forged Callback

The PhonePe Payment Solutions WordPress plugin before 3.1.0 does not properly verify the authenticity of incoming payment callbacks: the secret used to validate the callback signature is empty on sites configured through the current setup flow, so the expected signature reduces to an unkeyed hash...

CVE-2026-5356

The LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 5.4.0. This is due to the plugin's Stripe Connect payment processor accepting a client-supplied PaymentIntent ID. This makes it...

CVE-2026-42341

FOSSBilling versions 0.6.0–0.7.2 contain an unauthenticated payment bypass in the IPN callback endpoint. When the Custom payment adapter is enabled, an attacker can mark any unpaid invoice as paid and credit the client account without a real payment by sending a crafted HTTP request. Version 0.8....

CVE-2026-42341

FOSSBilling is a free, open-source billing and client management system. Versions 0.6.0 through 0.7.2 have an unauthenticated payment bypass vulnerability in FOSSBilling's IPN callback endpoint. When the Custom payment adapter is enabled, an attacker can mark any unpaid invoice as paid and credit...

EUVD-2026-41944

FOSSBilling is a free, open-source billing and client management system. Versions 0.6.0 through 0.7.2 have an unauthenticated payment bypass vulnerability in FOSSBilling's IPN callback endpoint. When the Custom payment adapter is enabled, an attacker can mark any unpaid invoice as paid and credit...

CVE-2026-42341 FOSSBilling has an unauthenticated payment bypass via IPN callback forgery

FOSSBilling is a free, open-source billing and client management system. Versions 0.6.0 through 0.7.2 have an unauthenticated payment bypass vulnerability in FOSSBilling's IPN callback endpoint. When the Custom payment adapter is enabled, an attacker can mark any unpaid invoice as paid and credit...

WordPress User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder plugin <= 5.2.0 - Missing Authorization to Unauthenticated Payment Bypass vulnerability

Missing Authorization to Unauthenticated Payment Bypass vulnerability discovered by Supakiad S. m3ez - E-CQURITY Thailand in WordPress Plugin User Registration versions = 5.2.0...

WordPress Payment Gateway for Redsys & WooCommerce Lite plugin <= 7.0.0 - Improper Verification of Cryptographic Signature to Unauthenticated Payment Status Manipulation vulnerability

Improper Verification of Cryptographic Signature to Unauthenticated Payment Status Manipulation vulnerability discovered by Nguyen Ngoc Duc duc193 in WordPress Plugin Redsys for WooCommerce Light versions = 7.0.0...

CVE-2026-5050 Payment Gateway for Redsys & WooCommerce Lite <= 7.0.0 - Improper Verification of Cryptographic Signature to Unauthenticated Payment Status Manipulation

The Payment Gateway for Redsys & WooCommerce Lite plugin for WordPress is vulnerable to Improper Verification of Cryptographic Signature in versions up to, and including, 7.0.0 due to successfulrequest handlers calculating a local signature but not validating DsSignature from the request before...

WordPress Fluent Forms Pro Add On Pack plugin <= 6.1.17 - Missing Authorization to Unauthenticated Payment Status modification vulnerability

Missing Authorization to Unauthenticated Payment Status modification vulnerability discovered by Prickly Cactus in WordPress Plugin Fluent Forms Pro Add On Pack versions = 6.1.17...