Cross-Site Scripting Vulnerability in ThemeFusion Fusion Builder
CVE-2026-25472

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Fusion Builder
Vendor
CVE Published:
19 February 2026

What is CVE-2026-25472?

An improper neutralization of input during web page generation leads to a Cross-Site Scripting (XSS) vulnerability in ThemeFusion's Fusion Builder. This vulnerability allows an attacker to execute arbitrary JavaScript code in the context of a user's browser session, potentially compromising sensitive data or leading to malicious actions. The issue affects all versions up to 3.14.3, emphasizing the need for timely updates to safeguard against exploitation.

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Deploy the Patch

Affected Version(s)

Fusion Builder <= n/a

References

https://patchstack.com/database/Wordpress/Plugin/fusion-b...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

João Pedro S Alcântara (Kinorth) | Patchstack Bug Bounty Program
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