CVE-2026-67361
Medium
Description
Joomla Extension - j2commerce.com - Unauthenticated file upload with missing directory protection in J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5 - The file upload endpoint accepted POST requests from unauthenticated visitors with no CSRF token. Compounding this, the installer manifest omitted the upload and invoices directories, causing fresh installs to deploy those directories without .htaccess/web.config protection, making uploaded files directly web-accessible.
SeverityMedium
CVSS6.9
Exploit probability—
ProductJ2Store extension for Joomla
PublishedAug 21, 2026
First seenAug 21, 2026
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| j2commerce.com J2Store extension for Joomla | 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5 | — |
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