• Project: Joomla!
• SubProject: CMS
• Impact: Moderate
• Severity: Low
• Versions:3.9.0 - 3.9.23
• Exploit type: XSS
• Reported Date: 2020-09-01
• Fixed Date: 2021-01-12
• CVE Number: CVE-2021-23124

Description

Lack of escaping in mod_breadcrumbs aria-label attribute allows XSS attacks.

Affected Installs

Joomla! CMS versions 3.9.0 - 3.9.23

Solution

Upgrade to version 3.9.24

Contact

The JSST at the Joomla! Security Centre.