WeGIA Reflected Cross-Site Scripting (XSS) vulnerability in endpoint 'personalizacao.php' parameter 'err'

WeGIA is an open source web manager with a focus on the Portuguese language and charitable institutions. A Reflected Cross-Site Scripting (XSS) vulnerability was identified in versions prior to 3.4.6 in the `personalizacao.php` endpoint of the WeGIA application. This vulnerability allows attackers to inject malicious scripts in the `err` parameter. Version 3.4.6 fixes the issue.