SB2023120802 - Stored XSS in Magento-lts WYSIWYG editor 



SB2023120802 - Stored XSS in Magento-lts WYSIWYG editor

Published: December 8, 2023

Security Bulletin ID SB2023120802
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Stored cross-site scripting (CVE-ID: N/A)

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within the WYSIWYG editor shipped with an old version of TinyMCE. A remote user can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.



Remediation

Install update from vendor's website.