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    CVE-2021-42136

    A stored Cross-Site Scripting (XSS) vulnerability in the Missing Data Codes functionality of REDCap before 11.4.0 allows remote attackers to execute JavaScript code in the client's browser by storing said code as a Missing Data Code value. This can then be leveraged to execute a Cross-Site Request Forgery attack to escalate privileges to administrator.

    Published:Apr 13, 2022
    Last Modified:Nov 21, 2024
    EPS:Apr 13, 2022
    EPSS Score:0.01758
    CVSS Score:9

    Affected Products

    Vendor
    Vanderbilt
    Product
    Redcap

    Exploits

    http://packetstormsecurity.com/files/166723/REDCap-Cross-Site-Scripting.htmlhttp://packetstormsecurity.com/files/166723/REDCap-Cross-Site-Scripting.htmlhttps://www.exploit-db.com/exploits/50877

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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