CVE-2021-21426

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.

Published: Apr 21, 2021
Updated: May 9, 2024
CVE: CVE-2021-21426
GHSA: GHSA-m496-x567-f98c
Severity: Critical
Exploit:

CVSS v3:

Severity: Critical
Score: 9.8
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

Severity: High
Score: 7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

CWE-502

OWASP TOP 10:

A8 - Insecure Deserialization

Affected Software
References

Software	From	Fixed in
openmage / magento	20.0.0	20.0.9
openmage / magento	-	19.4.13
openmage / magento-lts	-	19.4.13
openmage / magento-lts	20.0.0	20.0.9

https://github.com/OpenMage/magento-lts/security/advisories/GHSA-m496-x567-f98c

Vulnerability Database

CVE-2021-21426

Deep Security Visibility Without the Complexity