CVE-2026-15790 Video Gallery <= 4.0.4 - Authenticated (Author+) Stored Cross-Site Scripting via Attachment 'post_title' via emd_mb_meta Shortcode

The Youtube Showcase plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 4.0.4 via the 'emdmbmeta' shortcode. This is due to insufficient input sanitization and output escaping on attachment titles referenced by the shortcode's image field:...

CVE-2026-15790

CVE-2026-15790 affects the Youtube Showcase plugin for WordPress. It is vulnerable to a Stored Cross-Site Scripting (XSS) in versions up to and including 4.0.4 via the 'emd_mb_meta' shortcode. The root cause is insufficient input sanitization and output escaping on attachment titles referenced by...