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CVE PROGRAM SOURCE RECORD5.4 Medium

CVE-2026-16558

YMC Filter < 3.12.8 - Contributor+ Stored XSS via Layout Builder Schema

Description

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 the browser of any visitor viewing an affected filter.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Unknown YMC Filter

Default version status: unaffected

  • 3.6.0 to < 3.12.8affected

References