Auth bypass in Kodezen Ablocks – Gutenberg Blocks, User Dashboard Builder, Popup Form Builder & Animation

CVE-2025-12449

The aBlocks – WordPress Gutenberg Blocks plugin for WordPress is vulnerable to unauthorized modification of data and disclosure of sensitive information due to missing capability checks on multiple AJAX actions in all versions up to, and including, 2.4.0. This makes it possible for authenticated attackers, with subscriber level access and above, to read plugin settings including block visibility, maintenance mode configuration, and third-party email marketing API keys, as well as read sensitive configuration data including API keys for email marketing services.

Vulnerability class: Broken Access Control

EPSS: 0.002 (13.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-12449?
CVE-2025-12449 is a medium-severity vulnerability in Kodezen Ablocks – Gutenberg Blocks, User Dashboard Builder, Popup Form Builder & Animation, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-01-07.
How severe is CVE-2025-12449?
Medium severity. CVSS v3 base score is 5.4 out of 10.