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-2026-16558 vulnerability affects the YMC Filter WordPress plugin prior to version 3.12.8. It allows stored XSS via a layout builder setting because the value is not sanitized/escaped before output on a public endpoint, and object ownership is not verified when the setting is saved. This e...