CVE-2019-9874

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    CVE-2019-9874

    Published: 31 May 2019Last Modified: 10 Mar 2026

    Summary:

    Details: Deserialization of Untrusted Data in the Sitecore.Security.AntiCSRF (aka anti CSRF) module in Sitecore CMS 7.0 to 7.2 and Sitecore XP 7.5 to 8.2 allows an unauthenticated attacker to execute arbitrary code by sending a serialized .NET object in the HTTP POST parameter __CSRFTOKEN.

    References: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-9874, , https://dev.sitecore.net/Downloads.aspx, https://www.synacktiv.com/blog.html, https://www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdf

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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