A stored cross-site scripting (XSS) vulnerability exists in in Magento 1 prior to 1.9.4.3 and 1.14.4.3, Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3 or 2.3.2-p1. An authenticated user with access to the wysiwyg editor can abuse the blockDirective() function and inject malicious javascript in the cache of the admin dashboard.
The product 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.
Link | Tags |
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https://magento.com/security/patches/supee-11219 | patch vendor advisory |