Description
The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in all versions up to, and including, 3.15.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user (typically an administrator) accesses a page displaying dynamic user data (such as via the Dynamic Data feature pulling user biographical information).
Published: 2026-05-21
Score: 6.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Thu, 21 May 2026 12:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 21 May 2026 08:15:00 +0000

Type Values Removed Values Added
First Time appeared Themefusion
Themefusion fusion Builder
Wordpress
Wordpress wordpress
Vendors & Products Themefusion
Themefusion fusion Builder
Wordpress
Wordpress wordpress

Thu, 21 May 2026 05:00:00 +0000

Type Values Removed Values Added
Description The Avada (Fusion) Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in all versions up to, and including, 3.15.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user (typically an administrator) accesses a page displaying dynamic user data (such as via the Dynamic Data feature pulling user biographical information).
Title Avada (Fusion) Builder <= 3.15.2 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Multiple Shortcodes
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}


Subscriptions

Themefusion Fusion Builder
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-05-21T12:08:39.173Z

Reserved: 2026-01-28T15:09:53.304Z

Link: CVE-2026-1543

cve-icon Vulnrichment

Updated: 2026-05-21T12:08:35.842Z

cve-icon NVD

Status : Deferred

Published: 2026-05-21T05:16:22.257

Modified: 2026-06-17T10:16:02.257

Link: CVE-2026-1543

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-21T08:00:05Z

Weaknesses