CVE-2026-56063

WordPress MailChimp Block plugin <= 1.1.15 - Broken Access Control vulnerability

State: Published
Severity: 8.3 High
Published: Jun 26, 2026
Updated: Jun 26, 2026
Reserved: Jun 18, 2026

Description

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

Scores

CVSS	Score	Vector	Source
3.1	8.3 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L	Patchstack

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
MailChimp BlockbPlugins	1.1.15 and earlierAffectedfrom 1.1.16Not affected

References

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

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