CVE-2026-6287: ShopLentor - WooCommerce Builder for Elementor & Gutenberg <= 3.3.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via Product Grid 'blockUniqId' Block Attribute
The ShopLentor - WooCommerce Builder for Elementor & Gutenberg plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'blockUniqId' block attribute in multiple Product Gride blocks in versions up to, and including, 3.3.8 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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
ShopLentor - WooCommerce Builder for Elementor & Gutenbergto a version that resolves this vulnerability.Fixed in 3.3.8 - Operational
Update the ShopLentor - WooCommerce Builder for Elementor & Gutenberg WordPress plugin to a version later than 3.3.8 to remediate the Stored Cross-Site Scripting in Product Grid blocks using the 'blockUniqId' block attribute.
Event History
Frequently Asked Questions
What is the severity of CVE-2026-6287?
CVE-2026-6287 has a medium severity rating of 5.4.
How do I fix CVE-2026-6287?
To fix CVE-2026-6287, update the ShopLentor - WooCommerce Builder for Elementor & Gutenberg plugin to version 3.3.9 or later.
What type of vulnerability is CVE-2026-6287?
CVE-2026-6287 is a Stored Cross-Site Scripting (XSS) vulnerability.
What causes the vulnerability in CVE-2026-6287?
The vulnerability in CVE-2026-6287 is caused by insufficient input sanitization and output escaping in the 'blockUniqId' block attribute.
Who is affected by CVE-2026-6287?
Users of the ShopLentor - WooCommerce Builder for Elementor & Gutenberg plugin versions up to 3.3.8 are affected by CVE-2026-6287.