CVE-2021-21019

Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to XML injection in the Widgets module. Successful exploitation could lead to arbitrary code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.

Scoring

Severity

CRITICAL

CVSS base score

9.1

CVSS vector

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

EPSS probability

3.01%

CWE

CWE-91

Published

2021-02-11

Last modified

2026-03-13

Affected products

• Adobe Magento Commerce

Weakness type

• CWE-91

Related vulnerabilities

• CVE-2023-46214 — Remote code execution (RCE) in Splunk Enterprise through Insecure XML Parsing
• CVE-2022-34253 — Adobe Commerce XML Injection Arbitrary code execution
• CVE-2021-36020 — Magento Commerce XML Injection Vulnerability In The 'City' Field Could Lead To Remote Code Execution
• CVE-2021-36033 — Magento Commerce Widgets Module XML Injection Vulnerability Could Lead To Remote Code Execution
• CVE-2021-36028 — Magento Commerce XML Injection Vulnerability Could Lead To Remote Code Execution
• CVE-2020-8479 — ABB Central Licensing System - XML External Entity Injection
• CVE-2021-21025 — Magento Commerce XML Injection Could Lead To Arbitrary Code Execution
• CVE-2021-39181 — Unsafe Deserialization of User Data Using XStream

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