plugin
21 known security issues reported for the Stackable Ultimate Gutenberg Blocks WordPress plugin. Most recent disclosed Jan 22, 2026.
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Scan your site free[en] Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Benjamin Intal Stackable stackable-ultimate-gutenberg-blocks allows Stored XSS.This issue affects Stackable: from n/a through <= 3.19.5.
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...
The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.18.1. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract sensitive user or configuration data.
The Stackable plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to, and including, 3.18.1. This makes it possible for authenticated attackers, with contributor-level access and above, to perform an unauthorized action.
[en] Insertion of Sensitive Information Into Sent Data vulnerability in Benjamin Intal Stackable allows Retrieve Embedded Sensitive Data. This issue affects Stackable: from n/a through 3.18.1.
[en] Missing Authorization vulnerability in Benjamin Intal Stackable allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Stackable: from n/a through 3.18.1.
[en] The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'title' parameter of the Button block in all versions up to, and including, 3.13.11 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers,...
The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'title' parameter of the Button block in all versions up to, and including, 3.13.11 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with...
[en] The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4....
[en] The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to CSS Injection in all versions up to, and including, 3.13.6. This makes it possible for unauthenticated attackers to embed untrusted style information into comments resulting in a possibility of data exfiltration such as admin nonce...
The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to CSS Injection in all versions up to, and including, 3.13.6. This makes it possible for unauthenticated attackers to embed untrusted style information into comments resulting in a possibility of data exfiltration such as admin nonces wit...
[en] The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-caption’ parameter in all versions up to, and including, 3.13.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contribu...
The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-caption’ parameter in all versions up to, and including, 3.13.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-l...
[en] The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Post(v2) block title tag in all versions up to, and including, 3.12.11 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authentic...
The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Post(v2) block title tag in all versions up to, and including, 3.12.11 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated...
The Freemius SDK for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘fs_request_get’ function in versions up to, and including, 2.5.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute...
The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. An...
The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. An...
Sensitive Information Disclosure vulnerability discovered in WordPress Stackable – Page Builder Gutenberg Blocks plugin (versions < 3.1.5).
Toggle The Debug Mode via Cross-Site Request Forgery (CSRF) vulnerability discovered in WordPress Stackable – Page Builder Gutenberg Blocks plugin (versions < 3.1.5).
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