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    CVE-2023-1717

    Prototype pollution in bitrix/templates/bitrix24/components/bitrix/menu/left_vertical/script.js in Bitrix24 22.0.300 allows remote attackers to execute arbitrary JavaScript code in the victim’s browser, and possibly execute arbitrary PHP code on the server if the victim has administrator privilege, via polluting `__proto__[tag]` and `__proto__[text]`.

    Published:Nov 1, 2023
    Last Modified:Nov 21, 2024
    EPS:Nov 1, 2023
    EPSS Score:0.01789
    CVSS Score:9.6

    Affected Products

    Vendor
    Bitrix24
    Product
    Bitrix24

    Exploits

    https://starlabs.sg/advisories/23/23-1717/https://starlabs.sg/advisories/23/23-1717/

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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