CVE-2026-23619
Received Received - Intake

Stored XSS in GFI MailEssentials Local Domains Settings

Publication date: 2026-02-19

Last updated on: 2026-02-20

Assigner: VulnCheck

Description
GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Local Domains settings page. An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$Pv3$txtDescription parameter to /MailEssentials/pages/MailSecurity/general.aspx, which is stored and later rendered in the management interface, allowing script execution in the context of a logged-in user.

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Meta Information

Published
2026-02-19
Last Modified
2026-02-20
Generated
2026-07-06
AI Q&A
2026-02-19
EPSS Evaluated
2026-07-05
NVD
CVE-2026-23619
EUVD
EUVD-2026-7813

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
gfi mailessentials to 22.4 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

This vulnerability is a stored cross-site scripting (XSS) issue found in GFI MailEssentials AI versions prior to 22.4. It occurs on the Local Domains settings page, where an authenticated user can input HTML or JavaScript code into a specific parameter (ctl00$ContentPlaceHolder1$Pv3$txtDescription). This input is then stored and later displayed in the management interface, allowing the malicious script to execute in the context of a logged-in user.

Impact Analysis

The impact of this vulnerability is that an attacker with authenticated access can execute arbitrary scripts within the management interface. This can lead to unauthorized actions being performed on behalf of the logged-in user, potential theft of sensitive information, session hijacking, or other malicious activities that exploit the user's privileges.

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