CVE-2026-93511

The Premium Packages WordPress plugin before 7.2.1 does not verify PayPal's webhook signature before processing payment and subscription notifications, allowing unauthenticated attackers to forge payment confirmations and subscription-cancellation events against any order whose transaction id the...

CVE-2026-93511 Premium Packages < 7.2.1 - Unauthenticated PayPal Webhook Signature Verification Bypass

The Premium Packages WordPress plugin before 7.2.1 does not verify PayPal's webhook signature before processing payment and subscription notifications, allowing unauthenticated attackers to forge payment confirmations and subscription-cancellation events against any order whose transaction id the...

EUVD-2026-85063

The Premium Packages WordPress plugin before 7.2.1 does not verify PayPal's webhook signature before processing payment and subscription notifications, allowing unauthenticated attackers to forge payment confirmations and subscription-cancellation events against any order whose transaction id the...

CVE-2026-80342

The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.27 does not verify that a PayPal order supplied in a payment request belongs to the WooCommerce order being paid unless that PayPal order has already been completed, allowing unauthenticated attackers to have another buyer's...

EUVD-2026-85027

The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.27 does not verify that a PayPal order supplied in a payment request belongs to the WooCommerce order being paid unless that PayPal order has already been completed, allowing unauthenticated attackers to have another buyer's...

CVE-2026-80342 Payment Plugins for PayPal WooCommerce < 2.0.27 - Unauthenticated Payment Hijacking via Unvalidated PayPal Order ID

The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.27 does not verify that a PayPal order supplied in a payment request belongs to the WooCommerce order being paid unless that PayPal order has already been completed, allowing unauthenticated attackers to have another buyer's...

Accept Donations with PayPal <= 1.5.2 - Open Redirect

The Accept Donations with PayPal & Stripe plugin for WordPress is vulnerable to Open Redirect in all versions up to, and including, 1.5.2. This is due to insufficient validation on the redirect url supplied. This makes it possible for unauthenticated attackers to redirect users to potentially...

WordPress PayPal Pro <1.1.65 - SQL Injection

WordPress PayPal Pro plugin before 1.1.65 is susceptible to SQL injection via the 'query' parameter which allows for any unauthenticated user to perform SQL queries with the results output to a web page in JSON format. id: CVE-2020-14092 info: name: WordPress PayPal Pro 1.1.65 - SQL Injection...

CVE-2026-92400

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that an incoming payment notification was confirmed in the store's configured payment environment or paid to the store's own merchant account before marking an order complete, allowing unauthenticated user...

CVE-2026-92400 Payment Gateway for PayPal on WooCommerce < 9.2.1 - Unauthenticated Payment Bypass via Sandbox IPN Environment Confusion

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that an incoming payment notification was confirmed in the store's configured payment environment or paid to the store's own merchant account before marking an order complete, allowing unauthenticated user...

EUVD-2026-83870

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that an incoming payment notification was confirmed in the store's configured payment environment or paid to the store's own merchant account before marking an order complete, allowing unauthenticated user...

CVE-2026-92400

The Payment Gateway for PayPal on WooCommerce WordPress plugin (before version 9.2.1 ) fails to verify that an incoming payment notification was confirmed in the store's configured payment environment or paid to the store's own merchant account before marking an order as complete. This allows una...

CVE-2026-91019 Event Booking Manager for WooCommerce < 5.6.0 - Contributor+ Payment Gateway Credential Disclosure

The Event Booking Manager for WooCommerce WordPress plugin before 5.6.0 does not restrict who can view its stored payment gateway configuration, allowing users with Contributor-level access and above to read the site's PayPal and Stripe credentials, including their secret keys...

CVE-2026-90922 Paid Member Subscriptions < 3.0.9 - Unauthenticated Membership Payment Bypass via PayPal Standard Amount and Currency Mismatch

The Paid Membership Subscriptions WordPress plugin before 3.0.9 does not verify that the amount and currency reported by the payment provider match the pending payment before completing it, allowing unauthenticated users to obtain a paid membership by paying an arbitrary lower amount...

CVE-2026-90922

The Paid Membership Subscriptions WordPress plugin before 3.0.9 fails to verify that the amount and currency reported by the payment provider match the pending payment before completing it. The CVELIST and VULNRICHMENT records identify PayPal Standard as the specific payment provider involved. Th...

CVE-2026-90922 Paid Member Subscriptions < 3.0.9 - Unauthenticated Membership Payment Bypass via PayPal Standard Amount and Currency Mismatch

The Paid Membership Subscriptions WordPress plugin before 3.0.9 does not verify that the amount and currency reported by the payment provider match the pending payment before completing it, allowing unauthenticated users to obtain a paid membership by paying an arbitrary lower amount...

CVE-2026-73314

CVE-2026-73314: Unsupported PayPal signature algorithm accepted XenForo before 2.3.13 fails open when a PayPal REST webhook names an unsupported signature algorithm. What happens The webhook handler maps PAYPAL-AUTH-ALGO through a small allowlist. If the value is unknown, the mapped algorithm...

CVE-2026-73315

CVE-2026-73315: SSRF through PayPal certificate URL XenForo before 2.3.13 fetches the certificate URL supplied by a PayPal REST webhook without restricting its destination. What happens The callback handler passes PAYPAL-CERT-URL to XenForo's trusted HTTP reader. It does not require a PayPal...

CVE-2026-73316

CVE-2026-73316: PayPal webhook replay XenForo before 2.3.13 processes the same valid PayPal REST webhook more than once. What happens The PayPal REST provider overrides XenForo's base transaction validator but omits its duplicate transaction-log lookup. The database index is also non-unique. Two...

CVE-2026-82191

Joomla Extension - j2commerce.com - Unescaped request data reflected into PayPal notify redirect in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - A crafted link to the paypal notify endpoint, if followed by a victim's browser or an automated system that fetches it, causes the resulting redirec...