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    CVE-2026-14827

    The Calendar WordPress plugin before 1.3.18 does not properly escape a user-supplied event field before outputting it inside an HTML attribute on a public-facing page, allowing users with the Contributor role to inject arbitrary JavaScript that executes in the browser of anyone viewing the calendar.

    Published:Jul 27, 2026
    Last Modified:Jul 27, 2026
    EPS:Jul 27, 2026
    EPSS Score:
    CVSS Score:6.8

    Affected Products

    Vendor
    Calendar
    Product
    Calendar
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

    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