CVE-2021-21029 in Magento and Adobe Products
Published on February 11, 2021

Magento Commerce Reflected Cross-site Scripting Vulnerability Could Lead To Arbitrary JavaScript Execution

Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are affected by a Reflected Cross-site Scripting vulnerability via 'file' parameter. Successful exploitation could lead to arbitrary JavaScript execution in the victim's browser. Access to the admin console is required for successful exploitation.

NVD

Vulnerability Analysis

CVE-2021-21029 can be exploited with network access, requires user interaction and user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.

Attack Vector:

NETWORK

Attack Complexity:

LOW

Privileges Required:

HIGH

User Interaction:

REQUIRED

Scope:

CHANGED

Confidentiality Impact:

LOW

Integrity Impact:

LOW

Availability Impact:

NONE

Weakness Type

What is a XSS Vulnerability?

The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

CVE-2021-21029 has been classified to as a XSS vulnerability or weakness.

Products Associated with CVE-2021-21029

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Magento

Adobe Magento Commerce

Affected Versions

Adobe Magento Commerce:

Version unspecified, <= 2.4.1 is affected.
Version unspecified, <= 2.4.0-p1 is affected.
Version unspecified, <= 2.3.6 is affected.
Version unspecified, <= None is affected.

Exploit Probability

EPSS

43.50%

Percentile

97.45%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.