CVE-2026-3043— itsourcecode Event Management System navbar.php cross site scripting
Quick assessment
Affected
itsourcecode Event Management System
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
itsourcecode Event Management System是itsourcecode开源的一个事件管理系统。 itsourcecode Event Management System 1.0版本存在代码注入漏洞，该漏洞源于对文件/admin/navbar.php中参数page的错误操作，可能导致跨站脚本攻击。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2026-3043
Vulnerability Information
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Vulnerability Title
itsourcecode Event Management System navbar.php cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in itsourcecode Event Management System 1.0. The impacted element is an unknown function of the file /admin/navbar.php. Executing a manipulation of the argument page can lead to cross site scripting. The attack may be performed from remote. The exploit has been published and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Vulnerability Title
itsourcecode Event Management System 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
itsourcecode Event Management System是itsourcecode开源的一个事件管理系统。 itsourcecode Event Management System 1.0版本存在代码注入漏洞，该漏洞源于对文件/admin/navbar.php中参数page的错误操作，可能导致跨站脚本攻击。
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 |
|---|---|---|---|---|
| itsourcecode | Event Management System | 1.0 | - |
|
II. Public POCs for CVE-2026-3043
| # | POC Description | Source Link | Shenlong Link |
|---|
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News Coverage for CVE-2026-3043 (1)
Other References for CVE-2026-3043 (1)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-3043
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