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    CVE-2024-42009

    A Cross-Site Scripting vulnerability in Roundcube through 1.5.7 and 1.6.x through 1.6.7 allows a remote attacker to steal and send emails of a victim via a crafted e-mail message that abuses a Desanitization issue in message_body() in program/actions/mail/show.php.

    Published:Aug 5, 2024
    Last Modified:Nov 4, 2025
    EPS:Aug 5, 2024
    EPSS Score:0.90113
    CVSS Score:9.3

    CISA Notification

    Description

    A Cross-Site Scripting vulnerability in Roundcube through 1.5.7 and 1.6.x through 1.6.7 allows a remote attacker to steal and send emails of a victim via a crafted e-mail message that abuses a Desanitization issue in message_body() in program/actions/mail/show.php.

    Required Action:

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

    Notes:

    No extra notes provided.

    Due Date
    Jun 30, 2025
    438 days ago
    Alert Date
    Jun 9, 2025
    459 days ago

    Affected Products

    Vendor
    Roundcube
    Product
    Webmail

    Exploits

    https://github.com/0xbassiouny1337/CVE-2024-42009https://github.com/Bhanunamikaze/CVE-2024-42009https://github.com/DaniTheHack3r/CVE-2024-42009-PoChttps://github.com/segunakinsoyinu/CVE-2024-42009-roundcube-xsshttps://github.com/Shubhankargupta691/CVE-2024-42009https://github.com/ZaidArif47/CVE-2024-42009

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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