Description
The Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'imageLoad' parameter in versions up to, and including, 3.4.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Problem types
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Product status
Any version
Timeline
| 2026-02-20: | Vendor Notified |
| 2026-04-03: | Disclosed |
Credits
Muhammad Yudha - DJ
References
www.wordfence.com/...-4ccb-4a8a-9cc2-23b9ba3a9cd0?source=cve
plugins.trac.wordpress.org/changeset/3468383/gutenverse