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CVE-2026-23752

GFI HelpDesk < 4.99.9 Stored XSS via companyname Parameter

Published: Apr 20, 2026Updated: Apr 20, 2026 Sources: CVE List NVD
NVD MITRE
4.8CVSS
MEDIUM

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.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:HUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None

Weaknesses

CWE-79

Affected Products

HelpDesk
GFI Software

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://gfi.ai/products-and-solutions/email-and-messaging-solutions/helpdesk/resources/product-releases
gfi.ai
https://www.vulncheck.com/advisories/gfi-helpdesk-stored-xss-via-companyname-parameter
vulncheck.com

Timeline

Published
Apr 20, 2026
Last Updated
Apr 20, 2026

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