4.8

CVSS Score

3.0

-

CVSS Score

Basic Information

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CVE-2019-7862

CVE-2019-7862: Magento 2 Community Edition XSS Vulnerability

A reflected cross-site scripting vulnerability exists in the Product widget chooser functionality in the admin panel for Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2.

(GitHub Advisory)

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CVE-2019-7862

CVE-2019-7862:

4.8

CVSS Score

3.0

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
magento/community-edition	composer	>= 2.1.0, < 2.1.18	2.1.18
magento/community-edition	composer	>= 2.2.0, < 2.2.9	2.2.9
magento/community-edition	composer	>= 2.3.0, < 2.3.2	2.3.2

Technical Details

Vulnerability Intelligence
Miggo AI

Root Cause Analysis

The vulnerability is a reflected XSS in the Product widget chooser, which implies improper sanitization of user input during rendering. Magento's widget system uses controllers to handle parameters and blocks/templates to render UI components. The Chooser controller's execute method is the entry point for processing widget parameters, and the associated block's _toHtml method is responsible for generating HTML. Without proper escaping in these components, user-supplied input (e.g., from URL parameters) would be reflected in the admin panel. The high confidence for the controller stems from its role in handling raw input, while the block/template has medium confidence due to inferred lack of escaping without direct patch evidence.

Vulnerable functions

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Vulnerability Intelligence
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WAF Protection Rules

WAF Rule

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Reasoning

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