Auth bypass in Cyberchimps Responsive Blocks – Page Builder For & Patterns
CVE-2026-6703
The Responsive Blocks – Page Builder for Blocks & Patterns plugin for WordPress is vulnerable to unauthorized access in all versions up to, and including, 2.2.1. This is due to the plugin not properly verifying that a user is authorized to…
Vulnerability class: Broken Access Control
EPSS: 0.000 (12.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Cyberchimps Responsive Blocks – Page Builder For & Patterns — versions 2.0.9
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/187b072d-6314-4ac1-a924-b1432…
- plugins.trac.wordpress.org/browser/responsive-block-editor-addons/trunk/include…
- plugins.trac.wordpress.org/browser/responsive-block-editor-addons/tags/2.2.0/in…
- plugins.trac.wordpress.org/browser/responsive-block-editor-addons/trunk/include…
- plugins.trac.wordpress.org/browser/responsive-block-editor-addons/tags/2.2.0/in…
- plugins.trac.wordpress.org/browser/responsive-block-editor-addons/trunk/include…
- plugins.trac.wordpress.org/browser/responsive-block-editor-addons/tags/2.2.0/in…
- plugins.trac.wordpress.org/changeset/3465616
Frequently asked questions
- What is CVE-2026-6703?
- CVE-2026-6703 is a medium-severity vulnerability in Cyberchimps Responsive Blocks – Page Builder For & Patterns, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-04-21.
- How severe is CVE-2026-6703?
- Medium severity. CVSS v3 base score is 4.3 out of 10.