The Stackable plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.19.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVE-2025-47500 is a medium severity with CVSS 6.4 Stored Cross-Site Scripting issue affecting the Plugin Stackable – Page Builder Gutenberg Blocks. It affects Versions up to 3.19.5 and is fixed in 3.19.6.
CVE-2025-47500 is tracked for the Plugin Stackable – Page Builder Gutenberg Blocks as medium severity with CVSS 6.4. The affected range is Versions up to 3.19.5. Update Stackable – Page Builder Gutenberg Blocks to 3.19.6 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
stackable-ultimate-gutenberg-blocks
View on wordpress.org
|
| CVE | CVE-2025-47500 |
| Patched Versions |
3.19.6
|
| Affected Versions |
Versions up to 3.19.5
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Stackable – Page Builder Gutenberg Blocks <= 3.13.11 - Authenticated (Contributor+) Stored Cross-Site Scripting
Stackable – Page Builder Gutenberg Blocks <= 3.13.1 - Authenticated (Contributor+) DOM-Based Stored Cross-Site Scripting
Stackable – Page Builder Gutenberg Blocks <= 3.12.11 - Authenticated(Contributor+) Stored Cross-Site Scripting via Posts Block
Stackable – Page Builder Gutenberg Blocks <= 3.13.6 - Unauthenticated CSS Injection
Stackable <= 3.18.1 - Missing Authorization
Stackable <= 3.18.1 - Authenticated (Contributor+) Sensitive Information Exposure
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