CVE-2026-56063: Bplugins Mailchimp Block

High severity, CVSS 8.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Unauthenticated Broken Access Control in MailChimp Block <= 1.1.15 versions.

Affected products

• Bplugins Mailchimp Block: up to and including 1.1.15

Published 2026-06-26. Last modified 2026-06-26.