CVE-2020-9664: Magento php object injection vulnerability

magento/core Updated 02 Oct 2025

Summary

24/05/2022

Disclosed on

CVE-2020-9664

CVE

No i

Fix available

Critical

Severity

9.8

CVSS Score

CVE-2020-9664: Magento php object injection vulnerability. Affects magento/core versions < 1.9.4.5. No fix is published. How to fix ↓

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Background

Magento is an open-source e-commerce platform written in PHP. It is widely used for building online stores and managing their operations. The vulnerability identified as CVE-2020-9664 affects Magento versions 1.14.4.5 and earlier, as well as 1.9.4.5 and earlier. This vulnerability allows for php object injection, which can lead to arbitrary code execution. The exploitation of this vulnerability can have severe consequences for affected systems.

Vulnerability Detail

The php object injection vulnerability in Magento arises due to a lack of proper input validation and sanitization. Attackers can exploit this vulnerability by injecting malicious PHP objects into the application, which can then be executed by the server. This can lead to arbitrary code execution, allowing attackers to take control of the affected system. The vulnerability has a CVSS score of 9.8, indicating its critical severity.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

There is no specific workaround mentioned for this vulnerability. The recommended approach is to apply the provided patch to fix the issue.

Conclusion

The php object injection vulnerability in Magento can have severe consequences, including arbitrary code execution. It is crucial to apply the patch SUPEE-11346 to mitigate the risk of exploitation. For further support on vulnerability remediation, contact DevNack.com.

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