CVE-2026-82189
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Summary
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-fulfilled orders back to FAILED to cause operational confusion (unwarranted refunds/cancellations, customer-support load). Unlike the earlier confirmation-fraud issue, this required no correct payment amount or transaction data at all.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| j2commerce.com | J2Store extension for Joomla | 1.0.0-3.3.22 | affected |
| j2commerce.com | J2Store extension for Joomla | 4.0.0-4.0.22 | affected |
| j2commerce.com | J2Store extension for Joomla | 4.1.0-4.1.7 | affected |
Weaknesses
- CWE-472: CWE-472: External Control of Assumed-Immutable Web Parameter
- CWE-602: CWE-602: Client-Side Enforcement of Server-Side Security
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
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