Advisory Published
Advisory Published

CVE-2023-47130: Unsafe deserialization of user data in yiisoft/yii

First published: Tue Nov 14 2023(Updated: )

Yii is an open source PHP web framework. yiisoft/yii before version 1.1.29 are vulnerable to Remote Code Execution (RCE) if the application calls `unserialize()` on arbitrary user input. An attacker may leverage this vulnerability to compromise the host system. A fix has been developed for the 1.1.29 release. Users are advised to upgrade. There are no known workarounds for this vulnerability.


Affected SoftwareAffected VersionHow to fix
Yiiframework Yii<1.1.29

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Frequently Asked Questions

  • What is the impact of CVE-2023-47130?

    CVE-2023-47130 allows Remote Code Execution (RCE) if the application calls 'unserialize()' on arbitrary user input.

  • How do I fix CVE-2023-47130?

    To fix CVE-2023-47130, upgrade 'yiisoft/yii' to version 1.1.29 or higher.

  • Where can I find more information about CVE-2023-47130?

    You can find more information about CVE-2023-47130 in the following links: [GitHub Advisory](, [GitHub Commit](, [OWASP PHP Object Injection](

  • What is the severity of CVE-2023-47130?

    The severity of CVE-2023-47130 is high with a CVSS score of 8.1.

  • What is the CWE of CVE-2023-47130?

    The CWE of CVE-2023-47130 is CWE-502 (Deserialization of Untrusted Data).


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