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CVE PROGRAM SOURCE RECORD5.1 Medium

CVE-2026-23606

GFI MailEssentials AI < 22.4 Advanced Content Filtering Rule Stored XSS

Description

GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Advanced Content Filtering rule creation workflow. An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$pv1$txtRuleName parameter to /MailEssentials/pages/MailSecurity/advancedfiltering.aspx, which is stored and later rendered in the management interface, allowing script execution in the context of a logged-in user.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

GFI Software MailEssentials AI

Default version status: unaffected

  • 0 to < 22.4affected

References