CVE-2026-79419

A reflected cross-site scripting (XSS) vulnerability exists in EMX Tecnologia Gestao X Business Suite 8.4 and earlier. The vulnerability is caused by insufficient validation and sanitization of the mensagem parameter in the /Configuracao/Imagens.aspx endpoint, allowing an authenticated attacker to inject arbitrary JavaScript code that is reflected and executed in the context of a victim's browser.

• CWE-79

• https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/viewExploit, Technical Description, Third Party Advisory
• https://emxtecnologia.com.br/gestao-x-business-suite/Product
• https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/viewExploit, Technical Description, Third Party Advisory

Published

Sep 4, 2026

Last Modified

Sep 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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