CVE-2021-21020

Published: Feb 11, 2021Modified: Jun 17, 2026

5.3

Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

Exploitability: 1.6 / Impact: 3.6

Source: psirt@adobe.com (Secondary)

Description

Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to an access control bypass vulnerability in the Login as Customer module. Successful exploitation could lead to unauthorized access to restricted resources.

Affected (10)

Products: Magento: Magento

Magento

1 product

Magento

Configuration A

10 vulnerable

Vulnerable Software	Affected Versions
Magento Magento	Before 2.3.6
Magento Magento	Before 2.3.6
Magento Magento	Version 2.3.6
Magento Magento	Version 2.3.6
Magento Magento	Version 2.4.0
Magento Magento	Version 2.4.0
Magento Magento	Version 2.4.0 p1
Magento Magento	Version 2.4.0 p1
Magento Magento	Version 2.4.1
Magento Magento	Version 2.4.1

Related CWEs

CWE-284

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References (2)

https://helpx.adobe.com/security/products/magento/apsb21-08.html

Source: psirt@adobe.com

Vendor Advisory

https://helpx.adobe.com/security/products/magento/apsb21-08.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.