CVE-2026-32451
Missing Authorization in Fusion Builder Allows Unauthorized Access
Publication date: 2026-03-13
Last updated on: 2026-04-29
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| 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 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
AI Powered Q&A
Can you explain this vulnerability to me?
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.
How can this vulnerability impact me? :
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.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
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.