[20240204] - Core - XSS in mail address outputs

Project: Joomla!
SubProject: CMS
Impact: Moderate
Severity: High
Probability: High
Versions: 4.0.0-4.4.2, 5.0.0-5.0.2
Exploit type: XSS
Reported Date: 2024-01-30
Fixed Date: 2024-02-20
CVE Number: CVE-2024-21725

Description

Inadequate escaping of mail addresses lead to XSS vulnerabilities in various components.

Affected Installs

Joomla! CMS versions 4.0.0-4.4.2, 5.0.0-5.0.2

Solution

Upgrade to version 4.4.3 or 5.0.3

Contact

The JSST at the Joomla! Security Centre.