Open Source Matters · Joomla! · CVE-2019-9712
**Name of the Vulnerable Software and Affected Versions**
Joomla! versions prior to 3.9.4
**Description**
An issue was discovered that lacks input validation in the JSON handler of com config, leading to XSS.
**Recommendations**
For versions prior to 3.9.4, update to version 3.9.4 or later to resolve the issue.