CVE-2026-23752

MEDIUM

GFI HelpDesk < 4.99.9 Stored XSS via companyname Parameter

Title source: cna

Description

GFI HelpDesk before 4.99.9 contains a stored cross-site scripting vulnerability in the template group creation and editing functionality that allows authenticated administrators to inject arbitrary JavaScript by manipulating the companyname POST parameter without HTML sanitization. Attackers can inject malicious scripts through the companyname field that execute in the browsers of any administrator viewing the Templates > Groups page.

References (2)

[Vendor Advisory] https://gfi.ai/products-and-solutions/email-and-messaging-solutions/helpdesk/resources/product-releases

[Third Party Advisory] https://www.vulncheck.com/advisories/gfi-helpdesk-stored-xss-via-companyname-parameter

Scores

CVSS v3 4.8

EPSS 0.0003

EPSS Percentile 10.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (2)

gfi/helpdesk < 4.99.9

GFI Software/HelpDesk < 4.99.9

Published Apr 20, 2026

Tracked Since Apr 20, 2026