WordPress Nexter Blocks plugin < 5.0.2 - Contributor+ Stored CSS Injection vulnerability

Contributor+ Stored CSS Injection vulnerability discovered by Vaibhav Narkhede in WordPress Plugin Nexter Blocks versions 5.0.2...

WordPress Nexter Blocks plugin < 5.0.2 - Author+ Stored XSS via SVG Upload vulnerability

Author+ Stored XSS via SVG Upload vulnerability discovered by Bob Matyas in WordPress Plugin Nexter Blocks versions 5.0.2...

CVE-2026-17011

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing...

CVE-2026-17011

The Nexter Blocks WordPress plugin (versions prior to 5.0.2 ) is vulnerable to a Stored CSS Injection due to insufficient access control in a REST endpoint. This flaw allows users with at least the Contributor role to save arbitrary global CSS, which is then rendered site-wide on the front end. P...

CVE-2026-17011 Nexter Blocks < 5.0.2 - Contributor+ Stored CSS Injection

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing...

EUVD-2026-54892

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing...

CVE-2026-17011

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing...

CVE-2026-17011 Nexter Blocks < 5.0.2 - Contributor+ Stored CSS Injection

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing...

PT-2026-69267

Name of the Vulnerable Software and Affected Versions Nexter Blocks versions prior to 5.0.2 Description Insufficient access control in a REST endpoint allows users with the Contributor role or higher to save arbitrary global CSS. This stored CSS is rendered site-wide on the front end, which can...

CVE-2026-17011: Insufficient Verification of Data Authenticity

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing...

CVE-2025-15678

The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files Author by default, allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site...

EUVD-2025-210624

The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files Author by default, allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site...

CVE-2025-15678 Nexter Blocks < 5.0.2 - Author+ Stored XSS via SVG Upload

The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files Author by default, allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site...

CVE-2025-15678

The Nexter Blocks WordPress plugin, in versions prior to 5.0.2 , is vulnerable to Stored Cross-Site Scripting (XSS) . The root cause is the failure to sanitize uploaded SVG files , which allows any user with file upload permissions (such as the Author role by default) to upload a file containing ...

CVE-2025-15678

The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files Author by default, allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site...

CVE-2025-15678 Nexter Blocks < 5.0.2 - Author+ Stored XSS via SVG Upload

The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files Author by default, allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site...

CVE-2025-15678: Improper Neutralization of Input During Web Page Generation

The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files Author by default, allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site...

WordPress Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder plugin <= 5.0.0 - Authenticated (Subscriber+) Path Traversal to Arbitrary CSS/JS File Deletion vulnerability

Authenticated Subscriber+ Path Traversal to Arbitrary CSS/JS File Deletion vulnerability discovered by Wordfence PRISM in WordPress Plugin Nexter Blocks versions = 5.0.0...

PT-2026-68384

Name of the Vulnerable Software and Affected Versions Nexter Blocks versions prior to 5.0.2 Description Stored Cross-Site Scripting occurs because the plugin fails to sanitize uploaded SVG files. Users with file upload permissions, such as the Author role by default, can upload an SVG file...

CVE-2026-15420

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 'plusname' parameter. This makes it possible for authenticated attackers, with subscriber-level access and above, t...