PT-2026-52770 · Bplugins · Mailchimp Block

Published 2026-06-26 · Updated 2026-06-26 · CVE-2026-56063

Mitre

CVSS v3.1

8.3

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

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

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-56063

Affected Products

Mailchimp Block

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-56063 · Security Note
• https://patchstack.com/database/wordpress/plugin/block-for-mailchimp/vulnerability/wordpress-mailchimp-block-plugin-1-1-15-broken-access-control-vulnerability?_s_id=cve · Note