CVE-2026-88998 Tickera < 3.6.0.4 - Unauthenticated Order Payment Bypass via 2Checkout IPN

The Tickera WordPress plugin before 3.6.0.4 does not correctly verify the integrity of incoming payment notifications, and the validated signature does not cover the order or the amount, allowing unauthenticated attackers to forge a payment confirmation and mark arbitrary orders as paid without...

CVE-2026-88998 Tickera < 3.6.0.4 - Unauthenticated Order Payment Bypass via 2Checkout IPN

The Tickera WordPress plugin before 3.6.0.4 does not correctly verify the integrity of incoming payment notifications, and the validated signature does not cover the order or the amount, allowing unauthenticated attackers to forge a payment confirmation and mark arbitrary orders as paid without...

CVE-2026-88998

The Tickera WordPress plugin, specifically versions prior to 3.6.0.4 , is vulnerable to an unauthenticated order payment bypass via 2Checkout IPN . The root cause is the plugin's failure to correctly verify the integrity of incoming payment notifications; specifically, the validated signature doe...