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    CVE-2026-28560

    wpForo Forum 2.4.14 contains a stored cross-site scripting vulnerability that allows script injection via forum URL data output into an inline script block using json_encode without the JSON_HEX_TAG flag. Attackers set a forum slug containing a closing script tag or unescaped single quote to break out of the JavaScript string context and execute arbitrary script in all visitors' browsers.

    Published:Feb 28, 2026
    Last Modified:Apr 16, 2026
    EPS:Feb 28, 2026
    EPSS Score:0.00038
    CVSS Score:5.5

    Affected Products

    Vendor
    Gvectors
    Product
    Wpforo Forum
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

    Related CVEs

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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