Open Source Matters · Joomla! Cms · CVE-2026-30894
**Name of the Vulnerable Software and Affected Versions**
Joomla CMS (affected versions not specified)
**Description**
Lack of output escaping in the content history component allows for a Cross-Site Scripting (XSS) vector. XSS is a flaw where an attacker injects malicious scripts into content that is then executed in the browser of another user.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.