CVE-2026-82189

Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated denial-of-service against the order pipeline: mass-failing pending orders to disrupt revenue and force manual reprocessing, or flipping already-fulfille...

EUVD-2026-79286

Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated denial-of-service against the order pipeline: mass-failing pending orders to disrupt revenue and force manual reprocessing, or flipping already-fulfille...

CVE-2026-82189

J2Store (Joomla e-commerce extension by j2commerce.com) is vulnerable in versions 1.0.0–3.3.2, 4.0.0–4.0.22, and 4.1.0–4.1.7 to an unauthenticated integrity flaw: any remote attacker can mark any order as FAILED without requiring a correct payment amount or transaction data. The impact is an unau...