CVE-2021-41144: OpenMage LTS authenticated remote code execution through layout update

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-01-27 · updated 2026-06-17
Weakness: CWE-77

Description

OpenMage LTS is an e-commerce platform. Prior to versions 19.4.22 and 20.0.19, a layout block was able to bypass the block blacklist to execute remote code. Versions 19.4.22 and 20.0.19 contain a patch for this issue.

Affected products

OpenMage magento-lts: before 19.4.22; from 20.0.0 before 20.0.19 — fixed in 19.4.22, 20.0.19

How to fix

Upgrade to a fixed version: OpenMage magento-lts 19.4.22, 20.0.19. Check the vendor advisory for mitigations.

References

https://github.com/OpenMage/magento-lts/commit/06c45940ba3256cdfc9feea12a3c0ca56d23acf8
https://github.com/OpenMage/magento-lts/releases/tag/v19.4.22
https://github.com/OpenMage/magento-lts/releases/tag/v20.0.19
https://github.com/OpenMage/magento-lts/security/advisories/GHSA-5j2g-3ph4-rgvm
https://github.com/OpenMage/magento-lts/commit/06c45940ba3256cdfc9feea12a3c0ca56d23acf8
https://github.com/OpenMage/magento-lts/releases/tag/v19.4.22
https://github.com/OpenMage/magento-lts/releases/tag/v20.0.19
https://github.com/OpenMage/magento-lts/security/advisories/GHSA-5j2g-3ph4-rgvm

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