Vulnerability advisory

CVE-2021-21426

Published Apr 21, 2021Updated Oct 24, 2026OSV record ↗

Severity

CVSS 3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected versions

Repository

Affected commits	Fixed by commit
GIT github.com/openmage/magento-lts ↗
All commits before f71321b37a782bd167ef56de0c6e18e67645685d	`f71321b37a782bd167ef56de0c6e18e67645685d`
Also listed as affected (68) `v19.4.12` `v19.4.11` `v19.4.10` `v19.4.9` `v19.4.8` `v19.4.7` `v19.4.6` `v19.4.5` `v19.4.4` `v19.4.3` `v19.4.2` `v19.4.1` `v19.4.0` `1.9.0.1` `1.9.1.1` `1.9.1.0-lts` `1.9.0.0` `1.8.1.0` `1.7.0.2` `1.7.0.1` `1.7.0.0` `1.6.1.0` `1.6.0.0` `1.6.0.0-rc2` `1.6.0.0-rc1` `1.6.0.0-beta1` `1.6.0.0-alpha1` `1.5.1.0` `1.5.0.1` `1.5.0.0` `1.5.0.0-rc2` `1.5.0.0-rc1` `1.5.0.0-beta2` `1.5.0.0-beta1` `1.5.0.0-alpha2` `1.5.0.0-alpha1` `1.4.2.0` `1.4.1.1` `1.4.1.0` `1.4.0.1` `1.3.2.4` `1.4.0.0` `1.4.0.0-rc1` `1.4.0.0-beta1` `1.4.0.0-alpha3` `1.4.0.0-alpha2` `1.4.0.0-alpha1` `1.3.2.3` `1.3.2.2` `1.3.2.1` `1.3.2` `1.3.1.1` `1.3.1` `1.3.0` `1.2.1.2` `1.2.1` `1.2.0.3` `1.2.0.2` `1.2.0.1` `1.2.0` `1.1.8` `1.1.7` `1.1.6` `1.1.5` `1.1.4` `1.1.3` `1.1.2` `1.1.1`

Description

Magento-lts is a long-term support alternative to Magento Community Edition (CE). In magento-lts versions 19.4.12 and prior and 20.0.8 and prior, there is a vulnerability caused by the unsecured deserialization of an object. A patch in versions 19.4.13 and 20.0.9 was back ported from Zend Framework 3. The vulnerability was assigned CVE-2021-3007 in Zend Framework.

References

Advisorygithub.com/OpenMage/magento-lts/security/advisories/GHSA-m496-x567-f98c ↗