WordPress plugin
Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High1
- Medium4
- Low0
All Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.4 | Unauthenticated Blind Server-Side Request Forgery via 'demo_json_file' Parameter ≤1.1.1No patch available | CVE-2026-6394 | |
| High8.1 | Unauthenticated PHP Object Injection ≤1.1.1No patch available | CVE-2026-25429 | |
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting via Google Maps Widget ≤1.1.0Update to 1.1.1 | CVE-2025-8624 | |
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤1.1.0No patch available | CVE-2025-30952 | |
| Medium6.4 | Authenticated (Contributor+) Server-Side Request Forgery ≤1.1.0No patch available | CVE-2025-30976 |
- Medium5.4Unauthenticated Blind Server-Side Request Forgery via 'demo_json_file' Parameter
≤1.1.1No patch available
- High8.1Unauthenticated PHP Object Injection
≤1.1.1No patch available
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via Google Maps Widget
≤1.1.0Update to 1.1.1
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤1.1.0No patch available
- Medium6.4Authenticated (Contributor+) Server-Side Request Forgery
≤1.1.0No patch available
Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE: common questions
Does Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE have known vulnerabilities?
Yes. VulnCrest Radar lists 5 known vulnerabilities in Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE: 1 high, 4 medium. At least one is not fixed in the latest version.
How do I check which version of Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE vulnerability?
CVE-2026-6394, published May 19, 2026: Nexa Blocks <= 1.1.1 - Unauthenticated Blind Server-Side Request Forgery via 'demo_json_file' Parameter. Severity: Medium (CVSS 5.4).
Is any Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE vulnerability listed in CISA KEV?
No. None of the known Nexa Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE vulnerabilities is currently listed in the CISA KEV catalog.