Vulnerability Description
The OpenPOS Lite – Point of Sale for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'width' parameter of the order_qrcode shortcode in all versions up to, and including, 3.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/wpos-lite-version/tags/3.0/includes/a
- https://plugins.trac.wordpress.org/browser/wpos-lite-version/trunk/includes/admi
- https://plugins.trac.wordpress.org/changeset/3456299/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e3bb88e9-e410-4ff7-b34
FAQ
What is CVE-2026-1826?
CVE-2026-1826 is a vulnerability with a CVSS score of 6.4 (MEDIUM). The OpenPOS Lite – Point of Sale for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'width' parameter of the order_qrcode shortcode in all versions up to, and in...
How severe is CVE-2026-1826?
CVE-2026-1826 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-1826?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.