Vulnerability Description
GFI HelpDesk before 4.99.9 contains a stored cross-site scripting vulnerability in the language management functionality where the charset POST parameter is passed directly to SWIFT_Language::Create() without HTML sanitization and subsequently rendered unsanitized by View_Language.RenderGrid(). An authenticated administrator can inject arbitrary JavaScript through the charset field when creating or editing a language, and the payload executes in the browser of any administrator viewing the Languages page.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gfi | Helpdesk | < 4.99.9 |
Related Weaknesses (CWE)
References
- https://gfi.ai/products-and-solutions/email-and-messaging-solutions/helpdesk/resRelease Notes
- https://www.vulncheck.com/advisories/gfi-helpdesk-stored-xss-via-charset-parametThird Party Advisory
FAQ
What is CVE-2026-23753?
CVE-2026-23753 is a vulnerability with a CVSS score of 4.8 (MEDIUM). GFI HelpDesk before 4.99.9 contains a stored cross-site scripting vulnerability in the language management functionality where the charset POST parameter is passed directly to SWIFT_Language::Create()...
How severe is CVE-2026-23753?
CVE-2026-23753 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-23753?
Check the references section above for vendor advisories and patch information. Affected products include: Gfi Helpdesk.