How severe is CVE-2026-15827?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Ataurr Gutenkit – Page Builder Blocks, Patterns, And Templates For Gutenberg Block Editor

CVE-2026-15827

The GutenKit Blocks plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the /wp-json/gutenkit/v1/mailchimp/get/lists and /wp-json/gutenkit/v1/mailchimp/get/interests REST API endpoints in…

Vulnerability class: Broken Access Control

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:L/I:N/A:N.

Affected products

Ataurr Gutenkit – Page Builder Blocks, Patterns, And Templates For Gutenberg Block Editor — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

Frequently asked questions

What is CVE-2026-15827?: CVE-2026-15827 is a medium-severity vulnerability in Ataurr Gutenkit – Page Builder Blocks, Patterns, And Templates For Gutenberg Block Editor, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-07-23.
How severe is CVE-2026-15827?: Medium severity. CVSS v3 base score is 5.3 out of 10.