Stored XSS in WeGIA Notification Page Enables Account Takeover

Executive Summary

This vulnerability is a Stored Cross-Site Scripting (XSS) issue in WeGIA, a web manager for charitable institutions. In versions prior to 3.6.10, an authenticated user can inject malicious JavaScript code into the Intercorrências notification page. When other users access this page, the malicious script executes in their browsers.

This execution can lead to session hijacking and account takeover, meaning attackers can steal user sessions and gain unauthorized access to user accounts.

The issue was fixed in version 3.6.10.

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Impact Analysis

This vulnerability can impact you by allowing attackers to hijack your session and take over your account if you access the affected Intercorrências notification page.

An attacker who successfully exploits this vulnerability can execute malicious JavaScript in your browser, potentially stealing sensitive information, performing unauthorized actions on your behalf, or compromising your account.

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Mitigation Strategies

The vulnerability is fixed in WeGIA version 3.6.10. Immediate mitigation involves upgrading the WeGIA web manager to version 3.6.10 or later.

Since the vulnerability allows stored Cross-Site Scripting (XSS) via the Intercorrências notification page, restricting access to this page or disabling it temporarily until the upgrade can also reduce risk.

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Compliance Impact

The vulnerability allows an authenticated user to inject malicious JavaScript into a notification page, which can lead to session hijacking and account takeover. Such unauthorized access and potential data breaches could negatively impact compliance with standards like GDPR and HIPAA, which require protection of user data and prevention of unauthorized access.

However, the provided information does not explicitly describe the impact on compliance with these regulations.

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