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    CVE-2026-81660

    The Groundhogg — CRM, Newsletters, and Marketing Automation WordPress plugin before 4.5.13 does not validate or escape values submitted to some optional web form fields before storing them and outputting them back in an administrative area, allowing unauthenticated users to perform Stored Cross-Site Scripting attacks against high privilege users.

    Published:Aug 30, 2026
    Last Modified:Aug 31, 2026
    EPS:Aug 30, 2026
    EPSS Score:0.00172
    CVSS Score:8.8

    Affected Products

    Vendor
    Groundhogg
    Product
    Groundhogg
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

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    CVE-2024-37235 (CVSS 4.3) — Cross-Site Request Forgery (CSRF) vulnerability in Adrian Tobey Groundhogg groundhogg allows Cross Site Reques…
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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