# CVE-2026-81567: J2Store SQL injection in storefront product list

Source: https://junglewise.ai/threats/cve-2026-81567-j2store-sql-injection-in-storefront-product-list  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-15. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-81567 · Severity: info · CVSS 7.5 · Published 2026-09-15

J2Store is a popular Joomla e-commerce extension that manages online stores and customer data. An unauthenticated SQL injection vulnerability in the product listing and filtering features allows attackers to extract sensitive database contents—including customer records, order information, and stored credentials—without any authentication or user interaction required. This vulnerability affects any J2Store installation with a public storefront.

Technologies: [J2commerce.Com J2Store](https://junglewise.ai/threats/technologies/j2store). Vendors: [J2commerce.Com](https://junglewise.ai/threats/vendors/j2commerce-com).

## Quick answers

**Is CVE-2026-81567 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-81567 being exploited in the wild.

**How severe is CVE-2026-81567?** Informational severity, with a CVSS score of 7.5, published 15 September 2026.

**Which products and versions are affected?** J2commerce.Com J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7.

**Is there a fix for CVE-2026-81567?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-81567 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-81567?** Check whether you run J2commerce.Com J2Store at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is a blind SQL injection vulnerability in the storefront product list and product-tags filter parameters of J2Store. The vulnerability is unauthenticated, meaning no login is required to exploit it. Attackers can leverage boolean-based or time-based inference techniques to extract arbitrary database content, including customer records, order data, and credentials. The attack is reachable directly on any publicly exposed product listing page. The affected versions are 1.0.0–3.3.2, 4.0.0–4.0.22, and 4.1.0–4.1.7; patch availability from the vendor has not been confirmed in the advisory text.

## Affected products

- j2commerce.com J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

## Timeline

- 2026-09-15: disclosed

## References

- [https://www.j2commerce.com/](https://www.j2commerce.com/)

## Related threats

- [J2Store PayPal parameter injection in redirect](https://junglewise.ai/threats/cve-2026-82191-j2store-paypal-parameter-injection-in-redirect)
- [J2Store order status manipulation via unauthenticated request](https://junglewise.ai/threats/cve-2026-82189-j2store-order-status-manipulation-via-unauthenticated-request)
- [J2Commerce J2Store missing CSRF protection in checkout controllers](https://junglewise.ai/threats/cve-2026-78081-j2commerce-j2store-missing-csrf-protection-in-checkout)
- [J2Store missing authorization in Apps controller](https://junglewise.ai/threats/cve-2026-78069-j2store-missing-authorization-in-apps-controller)
- [J2Store guest checkout address disclosure via IDOR](https://junglewise.ai/threats/cve-2026-78065-j2store-guest-checkout-address-disclosure-via-idor)