CVE-2026-84906 Eventin < 4.1.24 - Unauthenticated Payment Bypass via Stripe and PayPal Cross-Order Transaction Replay

The Eventin WordPress plugin before 4.1.24 does not verify that a completed payment corresponds to the order it is applied to, confirming only that the payment gateway reports the transaction as successful, not its amount, currency, or which order it belongs to, allowing unauthenticated visitors ...

Shopify: Add signature to transactions without any permission

Hi, I found an endpoint for transaction signing but user permission not checked on this endpoint So an user without any permission in shop can add signature to transactions! Endpoint: /admin/securefiles.json Parameters:...