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    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 the browser of any visitor viewing an affected filter.

    Published:Aug 8, 2026
    Last Modified:Aug 10, 2026
    EPS:Aug 8, 2026
    EPSS Score:0.00152
    CVSS Score:5.4

    Affected Products

    Vendor
    Wordpress
    Product
    Wordpress
    Vendor
    Ymc Filter
    Product
    Ymc Filter

    Exploits

    No exploit reference

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High