CVE-2021-46361: Arbitrary code execution in Magnolia CMS

info.magnolia:magnolia-core Updated 02 Oct 2025

Summary

12/02/2022

Disclosed on

CVE-2021-46361

CVE

Yes i

Fix available

Critical

Severity

9.8

CVSS Score

CVE-2021-46361: Arbitrary code execution in Magnolia CMS. Affects info.magnolia:magnolia-core versions < 6.2.12. Fixed in 6.2.12. How to fix ↓

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Background

Magnolia CMS is a content management system that allows users to create, manage, and publish digital content. It is built on top of the Magnolia Core package, which provides the core functionality and features of the CMS. The Magnolia Core package is an essential component of the CMS and is responsible for handling various tasks such as content rendering, template processing, and security enforcement.

Vulnerability Detail

The vulnerability identified as CVE-2021-46361 affects Magnolia CMS versions 6.2.11 and below. It resides in the Freemark Filter component of the CMS. Attackers can exploit this vulnerability to bypass security restrictions and execute arbitrary code by crafting a malicious FreeMarker payload. This can lead to unauthorized access, data breaches, and potential compromise of the entire CMS installation. The severity of this vulnerability is rated as CRITICAL with a CVSS score of 9.8.

How To Fix

Minimum fixed version

6.2.12

This is the first release that contains the fix.

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Workaround

At present, there is no known workaround for this vulnerability. It is highly recommended to apply the official fix by upgrading to the latest version of Magnolia CMS.

Conclusion

The vulnerability CVE-2021-46361 in Magnolia CMS poses a critical risk to the security and integrity of the CMS installation. It allows attackers to execute arbitrary code, potentially leading to unauthorized access and data breaches. Users are strongly advised to upgrade their Magnolia CMS installation to version 6.2.12 or above to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.

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