CVE-2026-56063

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

CVSS 3.1

8.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

EPSS

0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-25)

CWE

CWE-862

Published

2026-06-26

Modified

2026-10-25

Record from

the NVD, synced 2026-10-25

References

• https://patchstack.com/database/wordpress/plugin/block-for-mailchimp/vulnerability/wordpress-mailchimp-block-plugin-1-1-15-broken-access-control-vulnerability?_s_id=cve

Check your stackJSON