4.3
Medium
CVE-2026-15420 The Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder plugin for WordPress is vulnerable to…
Description
The Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 5.0.0 via the 'plus_name' parameter. This makes it possible for authenticated attackers, with subscriber-level access and above, to delete arbitrary JS/CSS files on the server, which can lead to denial of service or destruction of critical plugin and theme assets.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder 5.0 | earliest → 5.0.0 | No fix stated |
Other CVEs of Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder
The 4 CVEs of Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder →
CVE-2026-6740
The Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder plugin for WordPress is vulnerable to Stored…
6.4
Medium
CVE-2025-8567
The Nexter Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple widgets in all versions…
6.4
Medium
CVE-2024-5020
Multiple plugins for WordPress are vulnerable to Stored Cross-Site Scripting via the plugin's bundled FancyBox…
6.4
Medium