Nexter Blocks <= 4.0.4 - Authenticated (Contributor+) Stored Cross-Site Scripting

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2024-56246
CVSS 6.4 (Medium)
Publicly Published December 30, 2024
Last Updated January 8, 2025
Researcher João Pedro Soares de Alcântara - Kinorth

Description

The Nexter Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 4.0.4 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.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

References

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Vulnerability Details for Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder

Software Type Plugin
Software Slug the-plus-addons-for-block-editor (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.0.5, or a newer patched version
Affected Version
  • <= 4.0.4
Patched Version
  • 4.0.5

Recent vulnerabilities in Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder

# Title CVE ID CVSS Researchers Date
1 Nexter Blocks <= 4.7.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'commentIcon' Block Attribute CVE-2026-6740 6.4 Muhammad Yudha - DJ July 7, 2026
2 Nexter Blocks <= 4.7.0 - Unauthenticated Information Exposure CVE-2026-39516 5.3 Bao - BlueRock March 26, 2026
3 Nexter Blocks <= 4.6.3 - Authenticated (Subscriber+) Information Exposure CVE-2026-24377 4.3 Nabil Irawan January 26, 2026
4 Nexter Blocks <= 4.5.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via Multiple Widgets CVE-2025-8567 6.4 zer0gh0st August 18, 2025
5 Nexter Blocks <= 4.5.4 - Missing Authorization CVE-2025-54739 5.3 MD ISMAIL August 14, 2025
6 Nexter Blocks <= 4.0.7 - Missing Authorization CVE-2024-56294 4.3 Khalid Yusuf January 3, 2025
7 Multiple Plugins <= (Various Versions) - Authenticated (Contributor+) Stored DOM-Based Cross-Site Scripting via FancyBox JavaScript Library CVE-2024-5020 6.4 Webbernaut December 3, 2024
8 Nexter Blocks <= 3.3.3 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-50452 6.4 João Pedro Soares de Alcântara October 24, 2024
9 The Plus Blocks for Block Editor | Gutenberg <= 3.2.5 - Missing Authorization CVE-2024-33572 4.3 LVT-tholv2k April 25, 2024
10 The Plus Blocks for Block Editor | Gutenberg <= 3.2.5 - Reflected Cross-Site Scripting CVE-2024-30435 6.1 LVT-tholv2k March 28, 2024

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