CVE-2026-32451
Received Received - Intake
Missing Authorization in Fusion Builder Allows Unauthorized Access

Publication date: 2026-03-13

Last updated on: 2026-04-29

Assigner: Patchstack

Description
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.
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Meta Information
Published
2026-03-13
Last Modified
2026-04-29
Generated
2026-06-16
AI Q&A
2026-03-13
EPSS Evaluated
2026-06-15
NVD
CVE-2026-32451
EUVD
EUVD-2026-12001
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
themefusion fusion_builder From 3.0.0 (inc) to 3.15.0 (exc)
themefusion fusion_builder to 3.15.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Attack-Flow Graph
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Executive Summary

CVE-2026-32451 is a Broken Access Control vulnerability in the WordPress Fusion Builder Plugin versions prior to 3.15.0. It occurs due to missing authorization, authentication, or nonce token checks within certain functions.

This flaw allows users with Contributor or Developer privileges—who normally have limited access—to perform actions that should be restricted to higher privileged roles.

The vulnerability falls under the OWASP Top 10 category A1: Broken Access Control.

Impact Analysis

Exploiting this vulnerability can allow lower-privileged users to execute actions reserved for higher privileged roles, potentially leading to unauthorized changes or access within the WordPress site.

Although the impact is considered low and exploitation is unlikely, it still poses a moderate security risk with a CVSS score around 6.3 to 6.5.

Users are advised to update to version 3.15.0 or later to mitigate this risk.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

To mitigate the CVE-2026-32451 vulnerability, users should update the WordPress Fusion Builder plugin to version 3.15.0 or later, as this version contains the patch for the broken access control issue.

Additionally, using automated update tools like Patchstack can help provide rapid protection by automatically updating vulnerable plugins.

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