CVE-2021-36023

CRITICAL9.1EPSS 16.3%

Magento XML Injection vulnerability in the Widgets Update Layout

Published: 9/6/2023Modified: 11/6/2025

Also known as:GHSA-8cjg-f53m-8m9qBIT-magento-2021-36023

Description

Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.

Affected packages (3)

Bitnami/magentofrom 0, < 2.3.7, >= 2.4.0, < 2.4.2
Packagist/magento/community-editionfrom 0, < 2.3.7-p1
Packagist/magento/project-community-editionfrom 0, <= 2.0.2

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	CRITICAL9.1	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References (3)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-36023
PATCHhttps://github.com/magento/magento2
WEBhttps://helpx.adobe.com/security/products/magento/apsb21-64.html