CVE-2021-21019: Magento Commerce XML Injection Could Lead To Remote Code Execution
First published: Thu Feb 11 2021(Updated: )
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to XML injection in the Widgets module. Successful exploitation could lead to arbitrary code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.
Credit: psirt@adobe.com psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/magento/community-edition | >=2.4.0<2.4.1-p1 | 2.4.1-p1 |
| composer/magento/community-edition | <2.3.6-p1 | 2.3.6-p1 |
| Magento Magento | <2.3.6 | |
| Magento Magento | <2.3.6 | |
| Magento Magento | =2.3.6 | |
| Magento Magento | =2.3.6 | |
| Magento Magento | =2.4.0 | |
| Magento Magento | =2.4.0 | |
| Magento Magento | =2.4.0-p1 | |
| Magento Magento | =2.4.0-p1 | |
| Magento Magento | =2.4.1 | |
| Magento Magento | =2.4.1 |
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Reference Links
Frequently Asked Questions
What is the vulnerability rating of CVE-2021-21019?
The vulnerability rating of CVE-2021-21019 is critical with a severity value of 9.1.
Which versions of Magento are affected by CVE-2021-21019?
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier), and 2.3.6 (and earlier) are affected by CVE-2021-21019.
What is the impact of CVE-2021-21019?
Successful exploitation of CVE-2021-21019 could lead to arbitrary code execution by an authenticated attacker.
What is required for successful exploitation of CVE-2021-21019?
Successful exploitation of CVE-2021-21019 requires access to the admin console.
How can I fix CVE-2021-21019?
To fix CVE-2021-21019, it is recommended to apply the security patch provided by Magento. Please refer to the official Magento website for specific instructions.
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