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Lack of validation leads to an XSS vulnerability in the MFA management views.

Lack of CSRF token validation lead to a CSRF attack vector in the admin activation endpoint of com_users.

Lack of output escaping leads to a XSS vector in the multilingual associations component.

Improper Access Controls allows backend users to overwrite their username when disallowed.

Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.

The Custom Fields component not correctly filter inputs, leading to a XSS vector.

The language file parsing process could be manipulated to expose environment variables. Environment variables might contain sensible information.

An issue was discovered in Joomla! 4.2.0 through 4.3.1. Lack of input validation caused an open redirect and XSS issue within the new mfa selection screen.

An issue was discovered in Joomla! 4.2.0 through 4.3.1. The lack of rate limiting allowed brute force attacks against MFA methods.

An issue was discovered in Joomla! 4.0.0 through 4.2.4. Inadequate filtering of potentially malicious user input leads to reflected XSS vulnerabilities in com_media.