CVE Catalog

CVE-2026-103354

HighCVSS 7.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.15%

3th percentile - higher than 3% of all known CVEs

Summary

The Gutenberg Blocks by Kadence Blocks plugin up to version 3.7.11.1 contains a stored XSS vulnerability. An attacker can save a malicious script that executes on every page visit.

Risk Assessment

The organization is at risk of persistent account takeover, content modification, or data theft, which could harm reputation.

Recommendation

It is recommended to update the Gutenberg Blocks by Kadence Blocks plugin to the latest version that eliminates the stored XSS vulnerability.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS