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OpenAdvisories
High · 8.3 CVE-2023-54423 EUVD-2023-60729GHSA-9j5w-2cqc-cwj9GHSA-xcf8-w9c3-m6r5

Magento LTS vulnerable to Stored XSS via TinyMCE WYSIWYG Editor

Published Nov 13, 2026 · Assigned by VulnCheck

Description

OpenMage magento-lts before 20.2.0 contains a stored cross-site scripting vulnerability because the TinyMCE WYSIWYG editor fails to filter scripts in specially crafted HTML tags. Attackers can inject an img element with a malicious onmouseover attribute to execute scripts in the browsers of users viewing the rendered content.

Affected products

VendorProductAffectedFixed
OpenMage magento-lts 0 <20.2.0 —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist openmage/magento-lts < 20.2.0 20.2.0 GHSA-9j5w-2cqc-cwj9

References