Improper input validation in Cyberchimps Responsive Blocks – Page Builder For & Patterns

CVE-2026-6675

The Responsive Blocks – Page Builder for Blocks & Patterns plugin for WordPress is vulnerable to Unauthenticated Open Email Relay in all versions up to, and including, 2.2.0. This is due to insufficient authorization checks and missing ser…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.000 (9.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-6675?
CVE-2026-6675 is a medium-severity vulnerability in Cyberchimps Responsive Blocks – Page Builder For & Patterns, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-04-21.
How severe is CVE-2026-6675?
Medium severity. CVSS v3 base score is 5.3 out of 10.