CVE-2026-23758— GFI HelpDesk < 4.99.9 Stored XSS via editsubject Parameter
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I. Basic Information for CVE-2026-23758
Vulnerability Information
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Vulnerability Title
GFI HelpDesk < 4.99.9 Stored XSS via editsubject Parameter
Source: NVD (National Vulnerability Database)
Vulnerability Description
GFI HelpDesk before 4.99.9 contains a stored cross-site scripting vulnerability in the ticket subject field that allows authenticated staff members to inject malicious JavaScript by manipulating the editsubject POST parameter. Attackers can inject XSS payloads through inadequate sanitization in Controller_Ticket.EditSubmit() that bypass the incomplete SanitizeForXSS() method to execute arbitrary JavaScript when other staff members or administrators view the affected ticket.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
GFI HelpDesk 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GFI HelpDesk是美国GFI开源的一个面向企业IT支持流程的服务请求与工单管理系统。 GFI HelpDesk 4.99.9之前版本存在安全漏洞，该漏洞源于工单主题字段中对editsubject POST参数清理不足，可能导致经过身份验证的员工注入恶意JavaScript，从而在其他员工或管理员查看受影响工单时执行任意JavaScript。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| GFI Software | HelpDesk | 0 ~ 4.99.9 | - |
II. Public POCs for CVE-2026-23758
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · GFI Software · 2026-04-20 · 5 CVEs total
| CVE-2026-23757 | 5.4 MEDIUM | GFI HelpDesk < 4.99.10 Stored XSS via Reports Module |
| CVE-2026-23756 | 5.4 MEDIUM | GFI HelpDesk < 4.99.9 Stored XSS via Troubleshooter Step Subject |
| CVE-2026-23753 | 4.8 MEDIUM | GFI HelpDesk < 4.99.9 Stored XSS via charset Parameter |
| CVE-2026-23752 | 4.8 MEDIUM | GFI HelpDesk < 4.99.9 Stored XSS via companyname Parameter |
IV. Related Vulnerabilities
Same product: HelpDesk
- CVE-2026-23753
GFI HelpDesk < 4.99.9 Stored XSS via charset Parameter - CVE-2026-23752
GFI HelpDesk < 4.99.9 Stored XSS via companyname Parameter - CVE-2026-23756
GFI HelpDesk < 4.99.9 Stored XSS via Troubleshooter Step Sub - CVE-2026-23757
GFI HelpDesk < 4.99.10 Stored XSS via Reports Module - CVE-2024-58343
Vision Helpdesk 安全漏洞
Same vendor: GFI Software
- CVE-2026-23753
GFI HelpDesk < 4.99.9 Stored XSS via charset Parameter - CVE-2026-23752
GFI HelpDesk < 4.99.9 Stored XSS via companyname Parameter - CVE-2026-23756
GFI HelpDesk < 4.99.9 Stored XSS via Troubleshooter Step Sub - CVE-2026-23757
GFI HelpDesk < 4.99.10 Stored XSS via Reports Module - CVE-2026-23621
GFI MailEssentials AI < 22.4 ListServer.IsPathExist() Absolu
Same weakness: CWE-79
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Devs Palace ERP Online chart-save cross site scripting - CVE-2026-8256
Devs Palace ERP Online mr-save cross site scripting - CVE-2026-8255
Devs Palace ERP Online add_new_customer cross site scripting - CVE-2026-8254
Devs Palace ERP Online sales_save cross site scripting - CVE-2026-8253
Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2026-23758
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