CVE-2026-23608

Description

GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Mail Monitoring rule creation endpoint. An authenticated user can supply HTML/JavaScript in the JSON \"name\" field to /MailEssentials/pages/MailSecurity/MailMonitoring.aspx/Save, 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.

References

• https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases ↗
• https://www.vulncheck.com/advisories/gfi-mailessentials-ai-email-management-mail-monitoring-rule-stored-xss ↗