GFI MailEssentials AI Anti-Spoofing Configuration Page Cross-Site Scripting Vulnerability

GFI MailEssentials AI is a U.S. GFI open source anti-spam and data leakage protection software. A cross-site scripting vulnerability exists in the GFI MailEssentials AI Anti-Spoofing configuration page, which can be exploited by an attacker to execute scripts in the context of a logged-in user...

CVE-2026-23616: Improper Neutralization of Input During Web Page Generation

GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Anti-Spoofing configuration page. An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$AntiSpoofingGeneral1$TxtSmtpDesc parameter to...