CVE-2026-16558

The YMC Filter WordPress plugin before 3.12.8 does not sanitize and escape a layout builder setting before outputting it on a public endpoint, and does not verify object ownership when the setting is saved, allowing users with the Contributor role and above to store JavaScript that executes in th...

CVE-2026-16558

The CVE concerns the YMC Filter WordPress plugin (versions before 3.12.8). The vulnerability arises because the plugin does not sanitize/escape a layout builder setting before rendering it on a public endpoint and does not verify object ownership when saving the setting. This allows users with th...