Vulnerability · Published Oct 3, 2026 · Assigned by Wordfence
CVE-2026-11399Helpdesk Support Ticket System for WooCommerce <= 2.1.6 - Insecure Direct Object Reference to Authenticated (Subscriber+) Arbitrary Ticket Response Deletion via 'id' Parameter
Medium 4.3
In plain English
A medium-severity authorization bypass via user-controlled key in Helpdesk Support Ticket System for WooCommerce from wpcodefactory. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| wpcodefactory | Helpdesk Support Ticket System for WooCommerce | 0 – through 2.1.6 |
Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N