CVE-2021-24147

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    CVE-2021-24147

    Published: 18 Mar 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Unvalidated input and lack of output encoding in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not sanitise the mic_comment field (Notes on time) when adding/editing an event, allowing users with privilege as low as author to add events with a Cross-Site Scripting payload in them, which will be triggered in the frontend when viewing the event.

    References: https://wpscan.com/vulnerability/0f9ba284-5d7e-4092-8344-c68316b0146f

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -2cf923ae6ac8957825b179a850fc8e41fac98bc9

    Affected versions

    5.16.2
    5.16.1
    5.16.0

    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
    CVE-2021-24147 | CVE-DB