CVE-2021-27230

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    CVE-2021-27230

    Published: 15 Mar 2021Last Modified: 9 Jul 2026

    Summary:

    Details: ExpressionEngine before 5.4.2 and 6.x before 6.0.3 allows PHP Code Injection by certain authenticated users who can leverage Translate::save() to write to an _lang.php file under the system/user/language directory.

    References: http://seclists.org/fulldisclosure/2021/Mar/32, https://expressionengine.com/features, https://hackerone.com/reports/1093444, http://karmainsecurity.com/KIS-2021-03, http://packetstormsecurity.com/files/161805/ExpressionEngine-6.0.2-PHP-Code-Injection.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -b4a692b67facb71c4069d2d6cacd712cbe643667

    Affected versions

    5.4.1
    5.4.0

    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
    CVE-2021-27230 | CVE-DB