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 th…
Published: 2026-10-14 · CVSS: 5.3 · CVSS 3.1
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 paying.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7