What is CVE-2026-32451?

CVE-2026-32451 is a medium-severity vulnerability in Themefusion Fusion Builder, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-03-13.

How severe is CVE-2026-32451?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Themefusion Fusion Builder

CVE-2026-32451

Missing Authorization vulnerability in ThemeFusion Fusion Builder fusion-builder allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Fusion Builder: from n/a through < 3.15.0.

Vulnerability class: Broken Access Control

EPSS: 0.000 (12.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Themefusion Fusion Builder — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-32451?: CVE-2026-32451 is a medium-severity vulnerability in Themefusion Fusion Builder, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-03-13.
How severe is CVE-2026-32451?: Medium severity. CVSS v3 base score is 6.5 out of 10.