CVE-2026-13756 WP Grid Builder <= 2.3.3 - Authenticated (Subscriber+) Privilege Escalation via 'key' Parameter

The WP Grid Builder plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.3.3. This is due to missing authorization and meta key validation in the update handler for the /wp-json/wpgb/v2/metadata REST endpoint. This makes it possible for authenticated...

CVE-2026-13756

The WP Grid Builder plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.3.3. This is due to missing authorization and meta key validation in the update handler for the /wp-json/wpgb/v2/metadata REST endpoint. This makes it possible for authenticated...

EUVD-2026-43118

The WP Grid Builder plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.3.3. This is due to missing authorization and meta key validation in the update handler for the /wp-json/wpgb/v2/metadata REST endpoint. This makes it possible for authenticated...

CVE-2026-13756

Technical details are not publicly available in the provided documents for CVE-2026-13756. Monitor for updates.