CVE-2025-57763 in WeGIA
Summary
by MITRE • 08/21/2025
WeGIA is a Web manager for charitable institutions. Prior to 3.4.7, there is a Reflected Cross-Site Scripting (XSS) vulnerability in the insere_despacho.php endpoint of the WeGIA application. This vulnerability allows attackers to inject malicious scripts in the cpf sccs. This vulnerability is fixed in 3.4.7.
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Analysis
by VulDB Data Team • 08/21/2025
The WeGIA web application serves as a management platform for charitable institutions, handling sensitive operational data and administrative functions for non-profit organizations. This vulnerability exists within the insere_despacho.php endpoint which processes dispatch insertion operations, making it a critical component for the application's functionality. The reflected cross-site scripting vulnerability specifically targets the cpf sccs parameter, which likely represents a Brazilian tax identification number field used in charitable institution documentation processes. The vulnerability affects versions prior to 3.4.7, indicating that the developers identified and patched this security flaw in their subsequent release.
The technical flaw manifests when user input containing malicious scripts is reflected back to the browser without proper sanitization or encoding. The cpf sccs parameter becomes the attack vector where an attacker can inject crafted JavaScript code that executes in the context of other users' browsers. This reflected nature means the malicious payload is delivered through a specially crafted URL or form submission that the application then reflects back to the user's browser. The vulnerability follows the CWE-79 classification for cross-site scripting, specifically categorized under reflected XSS where the malicious script originates from the web application's response to user input rather than being stored on the server.
The operational impact of this vulnerability is significant for charitable institutions using the WeGIA platform, as it could enable attackers to steal session cookies, perform unauthorized actions on behalf of authenticated users, or redirect victims to malicious websites. Given that the application manages charitable institution data, potential attackers could exploit this vulnerability to access sensitive donor information, financial records, or operational details. The reflected nature of the attack means that victims would need to be tricked into clicking a malicious link, but once executed, the script could compromise the user's session and potentially escalate privileges within the application. This vulnerability aligns with ATT&CK technique T1531 for 'Account Access Removal' and T1566 for 'Phishing' through the potential for session hijacking and user manipulation.
Mitigation strategies should prioritize immediate deployment of the 3.4.7 patch which contains the necessary fixes for the XSS vulnerability. Organizations should implement proper input validation and output encoding for all parameters received from user input, particularly those used in dynamic content generation. The application should employ Content Security Policy headers to limit script execution and prevent unauthorized code injection. Additionally, regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other endpoints. Network monitoring should be enhanced to detect suspicious traffic patterns that might indicate exploitation attempts. The fix should include proper sanitization of the cpf sccs parameter to ensure that any potentially malicious content is neutralized before being processed or displayed, following the principle of least privilege and defense in depth security measures.