What the vulnerability does
01Description
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.
Explanation of Vulnerability in Simple Terms
02Summary
ShopLentor versions up to 3.3.8 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers when they view affected pages. The vulnerability requires user interaction and can affect the site's integrity and confidentiality. Update to a version newer than 3.3.8.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers and steal data or perform actions on their behalf.
Potential impact on your site
04Site Impact
Authenticated users can inject scripts affecting other users' sessions, potentially compromising customer data or site functionality.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege account on the site; victim must view a page containing the injected script.
Key dates
06Disclosure timeline
May 27, 2026
CVE published
May 27, 2026
Record updated
