CVE-2026-103354: Liquid Web / Stellarwp Gutenberg Blocks By Kadence Blocks

High severity, CVSS 7.1. EPSS: 0.1% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Liquid Web / StellarWP Gutenberg Blocks by Kadence Blocks kadence-blocks allows Stored XSS.This issue affects Gutenberg Blocks by Kadence Blocks: from n/a through 3.7.11.1.

Affected products

• Liquid Web / Stellarwp Gutenberg Blocks By Kadence Blocks: up to and including 3.7.11.1

Published 2026-10-04. Last modified 2026-10-06.