WeGIA Reflected Cross-Site Scripting Vulnerability in configuracao_doacao.php Endpoint

A reflected cross-site scripting vulnerability has been identified in the WeGIA application, specifically within the configuracao_doacao.php endpoint. This issue allows attackers to inject malicious scripts through the avulso parameter. The vulnerability arises from inadequate validation and sanitization of user inputs, enabling the injection of harmful payloads that are executed in the context of the user's browser.

Impact

Exploitation of this vulnerability allows for reflected cross-site scripting, where injected scripts are executed in the context of the user's browser. This could lead to theft of cookies, manipulation of session information, or execution of malicious code on the user's system.

Reproduction

To reproduce this vulnerability, send a GET request to the WeGIA application’s configuracao_doacao.php endpoint. Include a script payload in the avulso parameter. The injected script will be reflected in the response and executed in the browser.

Remediation

Users can update to WeGIA version 3.2.8 to address this vulnerability.