CVE-2026-1543 – Avada (Fusion) Builder

CVE ID :CVE-2026-1543

Published : May 21, 2026, 5:16 a.m. | 42 minutes ago

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).

Severity: 6.4 | MEDIUM

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