CVE-2026-84044 Restaurant Menu and Food Ordering < 2.4.12 - Unauthenticated Payment Bypass via Forged PayPal IPN

The Restaurant Menu and Food Ordering WordPress plugin before 2.4.12 does not verify that a PayPal payment notification genuinely originates from PayPal, allowing unauthenticated attackers to forge a payment notification and mark their own order as paid and completed without making any payment...

CVE-2026-84044 Restaurant Menu and Food Ordering < 2.4.12 - Unauthenticated Payment Bypass via Forged PayPal IPN

The Restaurant Menu and Food Ordering WordPress plugin before 2.4.12 does not verify that a PayPal payment notification genuinely originates from PayPal, allowing unauthenticated attackers to forge a payment notification and mark their own order as paid and completed without making any payment...

CVE-2026-84044

The Restaurant Menu and Food Ordering WordPress plugin before 2.4.12 fails to verify that a PayPal Instant Payment Notification (IPN) genuinely originates from PayPal. This allows unauthenticated attackers to forge a payment notification and mark their own order as paid and completed without maki...

CVE-2026-77999

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...

EUVD-2026-70415

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

J2Store (Joomla extension by j2commerce.com) versions 1.0.0–3.3.21, 4.0.0–4.0.21, and 4.1.0–4.1.6 contain an unauthenticated PayPal callback forgery vulnerability. The IPN listener's signature check (_validateIPN()) treated UNVERIFIED and any non-INVALID response as valid, issued verification wit...

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...

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-2026-81026 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 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 ...

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 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: Undefined Security Weakness

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...