CVE-2026-11399 — Helpdesk Support Ticket System for WooCommerce <= 2.1.6 - Insecure Direct Object Reference to Authenticated (Subscriber+) Arbitrary Ticket Response Deletion via 'id' Parameter
The Helpdesk Support Ticket System for WooCommerce plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.1.6 via the 'id…
Published: 2026-10-03 · CVSS: 4.3 · CVSS 3.1
The Helpdesk Support Ticket System for WooCommerce plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.1.6 via the 'id' parameter due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to delete arbitrary ticket responses belonging to other users by supplying any stsw_responses row ID to the deletion handler after obtaining the nonce from the admin footer.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7