CVE-2021-28556

Magento Commerce DOM-based cross-site scripting (XSS) could lead to arbitrary javascript execution

Severity Score

4.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are affected by a DOM-based Cross-Site Scripting vulnerability on mage-messages cookies. Successful exploitation could lead to arbitrary JavaScript execution by an unauthenticated attacker. User interaction is required for successful exploitation.

Magento versiones 2.4.2 (y anteriores), versiones 2.4.1-p1 (y anteriores) y versiones 2.3.6-p1 (y anteriores), están afectadas por una vulnerabilidad de tipo Cross-Site Scripting basada en el DOM en las cookies de mage-messages. Una explotación con éxito podría conllevar a una ejecución arbitraria de JavaScript por parte de un atacante no autenticado. Es requerida una interacción del usuario para una explotación con éxito

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-03-16 CVE Reserved
2021-06-28 CVE Published
2023-06-25 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://helpx.adobe.com/security/products/magento/apsb21-30.html	2021-07-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Magento Search vendor "Magento"		Magento Search vendor "Magento" for product "Magento"				< 2.3.7 Search vendor "Magento" for product "Magento" and version " < 2.3.7"		commerce		Affected
Magento Search vendor "Magento"		Magento Search vendor "Magento" for product "Magento"				< 2.3.7 Search vendor "Magento" for product "Magento" and version " < 2.3.7"		open_source		Affected
Magento Search vendor "Magento"		Magento Search vendor "Magento" for product "Magento"				>= 2.4.0 <= 2.4.2 Search vendor "Magento" for product "Magento" and version " >= 2.4.0 <= 2.4.2"		commerce		Affected
Magento Search vendor "Magento"		Magento Search vendor "Magento" for product "Magento"				>= 2.4.0 <= 2.4.2 Search vendor "Magento" for product "Magento" and version " >= 2.4.0 <= 2.4.2"		open_source		Affected