CVE-2021-39217

OpenMage LTS arbitrary command execution in custom layout update through blocks

Description

OpenMage LTS is an e-commerce platform. Prior to versions 19.4.22 and 20.0.19, Custom Layout enabled admin users to execute arbitrary commands via block methods. Versions 19.4.22 and 20.0.19 contain patches for this issue.

Category

7.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.19%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: OpenMage magento-lts
Published at:
Updated at:

References

Link Tags
https://github.com/OpenMage/magento-lts/security/advisories/GHSA-c9q3-r4rv-mjm7 third party advisory
https://github.com/OpenMage/magento-lts/commit/289bd4b4f53622138e3e5c2d2cef7502d780086f third party advisory patch
https://github.com/OpenMage/magento-lts/releases/tag/v19.4.22 third party advisory release notes
https://github.com/OpenMage/magento-lts/releases/tag/v20.0.19 third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2021-39217?
CVE-2021-39217 has been scored as a high severity vulnerability.
How to fix CVE-2021-39217?
To fix CVE-2021-39217, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-39217 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-39217 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-39217?
CVE-2021-39217 affects OpenMage magento-lts.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.