Auth bypass in Divi Engine Form Builder

CVE-2026-5523

The Divi Form Builder plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 5.1.8. This is due to the update_user() function accepting a user ID parameter from form submissions without verifying that…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-5523?
CVE-2026-5523 is a high-severity vulnerability in Divi Engine Form Builder, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2026-07-09.
How severe is CVE-2026-5523?
High severity. CVSS v3 base score is 8.8 out of 10.