CVE-2026-67359: j2commerce.com j2store Extension For Joomla

High severity, CVSS 8.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Joomla Extension - j2commerce.com - Order content disclosure J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5 - An unauthenticated visitor could supply any order_id as a query parameter to render the full checkout confirmation page for that order, including line items, prices, and totals.

Affected products

• j2commerce.com j2store Extension For Joomla: version 1.0.0-3.3.20 only; version 4.0.0-4.0.20 only; version 4.1.0-4.1.5 only

Published 2026-08-21. Last modified 2026-08-26.