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    CVE-2021-38320

    The simpleSAMLphp Authentication WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to a reflected $_SERVER["PHP_SELF"] value in the ~/simplesamlphp-authentication.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 0.7.0.

    Published:Sep 9, 2021
    Last Modified:May 5, 2025
    EPS:Sep 9, 2021
    EPSS Score:0.00258
    CVSS Score:6.1

    Affected Products

    Vendor
    Simplesamlphp Authentication Project
    Product
    Simplesamlphp Authentication

    Exploits

    https://plugins.trac.wordpress.org/browser/simplesamlphp-authentication/tags/0.7.0/simplesamlphp-authentication.php#L307https://plugins.trac.wordpress.org/browser/simplesamlphp-authentication/tags/0.7.0/simplesamlphp-authentication.php#L307

    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