CVE-2023-4774: Improper Neutralization of Input During Web Page Generation

The WP-Matomo Integration WP-Piwik plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp-piwik' shortcode in versions up to, and including, 1.0.28 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticat...