Gutenverse <= 3.2.1 - Missing Authorization

4.3
Missing Authorization
CVE CVE-2025-66065
CVSS 4.3 (Medium)
Publicly Published November 28, 2025
Last Updated December 1, 2025
Researcher Denver Jackson

Description

The Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to, and including, 3.2.1. This makes it possible for authenticated attackers, with Contributor-level access and above, to perform an unauthorized action.

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Vulnerability Details for Gutenverse – WordPress Blocks, Page Builder & Site Editor

Software Type Plugin
Software Slug gutenverse (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.3.0, or a newer patched version
Affected Version
  • <= 3.2.1
Patched Version
  • 3.3.0

Recent vulnerabilities in Gutenverse – WordPress Blocks, Page Builder & Site Editor

# Title CVE ID CVSS Researchers Date
1 Gutenverse <= 4.0.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Multiple Blocks CVE-2026-3002 6.4 Osvaldo Noe Gonzalez Del Rio (Os) August 25, 2026
2 Gutenverse <= 4.0.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'titleTag' Block Attribute CVE-2026-19943 6.4 Wordfence PRISM August 24, 2026
3 Gutenverse <= 3.8.0 - Authenticated (Editor+) Stored Cross-Site Scripting via 'fonts[].font.font.value' Parameter CVE-2026-12399 4.4 R4mbb, R4mbb June 26, 2026
4 Gutenverse <= 3.4.6 - Reflected Cross-Site Scripting via 's' Parameter CVE-2026-3001 6.1 Osvaldo Noe Gonzalez Del Rio (Os) May 26, 2026
5 Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem <= 3.5.3 - Authenticated (Contributor+) Server-Side Request Forgery via 'imageUrl' CVE-2026-2948 6.4 Osvaldo Noe Gonzalez Del Rio (Os) May 4, 2026
6 Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem <= 3.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'separatorIconSVG' CVE-2026-2868 6.4 Athiwat Tiprasaharn (Jitlada) May 4, 2026
7 Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem <= 3.4.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'imageLoad' CVE-2026-2924 6.4 Muhammad Yudha - DJ April 3, 2026
8 Gutenverse <= 3.1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Animated Text and Fun Fact Blocks CVE-2025-7727 6.4 zer0gh0st August 5, 2025
9 Gutenverse <= 2.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via countdown Block CVE-2025-2893 6.4 Webbernaut April 28, 2025
10 Gutenverse <= 1.9.4 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-43920 6.4 João Pedro Soares de Alcântara August 26, 2024

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