PT-2026-85010

Joomla Extension - j2commerce.com - Unauthenticated PayPal callback forgery leading to order confirmation fraud in J2Store 1.0.0-3.3.21, 4.0.0-4.0.21, 4.1.0-4.1.6 - The PayPal IPN listener's signature check validateIPN accepted UNVERIFIED and any non-INVALID response as valid, made its verificati...

CVE-2026-77999: External Control of Assumed-Immutable Web Parameter

Joomla Extension - j2commerce.com - Unauthenticated PayPal callback forgery leading to order confirmation fraud in J2Store 1.0.0-3.3.21, 4.0.0-4.0.21, 4.1.0-4.1.6 - The PayPal IPN listener's signature check validateIPN accepted UNVERIFIED and any non-INVALID response as valid, made its verificati...

CVE-2026-81026 MasterStudy LMS < 3.7.40 - Unauthenticated Payment Bypass via PayPal IPN

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.40 does not verify the amount, receiver, currency or status of a payment notification before marking the corresponding order completed, allowing unauthenticated users to complete full-price orders and gain access to paid content by...

CVE-2026-81026

The MasterStudy LMS WordPress Plugin (versions before 3.7.40 ) is vulnerable to an Unauthenticated Payment Bypass via PayPal IPN. The plugin fails to verify the amount, receiver, currency, or status of a payment notification before marking an order as completed. This allows unauthenticated users ...

CVE-2026-81026 MasterStudy LMS < 3.7.40 - Unauthenticated Payment Bypass via PayPal IPN

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.40 does not verify the amount, receiver, currency or status of a payment notification before marking the corresponding order completed, allowing unauthenticated users to complete full-price orders and gain access to paid content by...

WordPress Simple Membership plugin < 4.7.7 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver Verification vulnerability

Unauthenticated Payment Bypass via Missing PayPal IPN Receiver Verification vulnerability discovered by Muni Nitish Kumar Yaddala in WordPress Plugin Simple Membership versions 4.7.7...

WordPress myCred plugin < 3.2.5 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver Verification in buyCRED vulnerability

Unauthenticated Payment Bypass via Missing PayPal IPN Receiver Verification in buyCRED vulnerability discovered by Muni Nitish Kumar Yaddala in WordPress Plugin myCred versions 3.2.5...

CVE-2026-15150 myCred < 3.2.5 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver Verification in buyCRED

The myCred WordPress plugin before 3.2.5 does not verify that the receiver of an incoming payment gateway notification matches the site's configured merchant account, allowing unauthenticated attackers to have arbitrary amounts of the site's in-site currency credited to an account by completing a...

CVE-2026-15150

The myCred WordPress plugin before 3.2.5 contains an unauthenticated payment bypass in the buyCRED function. The plugin fails to verify that the receiver of an incoming payment gateway notification (e.g., PayPal IPN) matches the site's configured merchant account. An unauthenticated attacker can ...

CVE-2026-15150 myCred < 3.2.5 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver Verification in buyCRED

The myCred WordPress plugin before 3.2.5 does not verify that the receiver of an incoming payment gateway notification matches the site's configured merchant account, allowing unauthenticated attackers to have arbitrary amounts of the site's in-site currency credited to an account by completing a...

WordPress GetPaid plugin < 2.8.55 - Unauthenticated Worldpay Payment Bypass via Insufficient IPN Verification vulnerability

Unauthenticated Worldpay Payment Bypass via Insufficient IPN Verification vulnerability discovered by Pedro Pinho in WordPress Plugin GetPaid versions 2.8.55...

WordPress WP Travel Engine plugin < 6.8.2 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver and Amount Verification vulnerability

Unauthenticated Payment Bypass via Missing PayPal IPN Receiver and Amount Verification vulnerability discovered by Muni Nitish Kumar Yaddala in WordPress Plugin WP Travel Engine versions 6.8.2...

WordPress Quick PayPal Payments plugin <= 5.7.50 - Unauthenticated Payment Bypass via PayPal IPN vulnerability

Unauthenticated Payment Bypass via PayPal IPN vulnerability discovered by Muni Nitish Kumar Yaddala in WordPress Plugin Quick Paypal Payments versions = 5.7.50...

CVE-2026-17008

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-2026-17008 Quick PayPal Payments <= 5.7.50 - Unauthenticated Payment Bypass via PayPal IPN

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-2026-17008

The CVE-2026-17008 entry concerns the Quick PayPal Payments WordPress plugin (versions up to 5.7.50). The PayPal IPN handler does not verify the paid amount, receiver, or payment status; it marks an order as paid based solely on an order-token match. As a result, a buyer could pay an arbitrary sm...

CVE-2026-17008 Quick PayPal Payments <= 5.7.50 - Unauthenticated Payment Bypass via PayPal IPN

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-2026-17008

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...

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...

PT-2026-71055

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...