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CVE-2025-34080— CONPROSYS HMI System (CHS) < 3.7.7 Reflected Cross-Site Scripting

Quick assessment

Affected
Contec Co.,Ltd. CONPROSYS HMI System (CHS)
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.

Contec CONPROSYS HMI System是日本Contec公司的一个基于 HTML5 技术的 HMI（人机界面）/SCADA（监控和数据采集）软件产品。 Contec CONPROSYS HMI System 3.7.7之前版本存在安全漏洞，该漏洞源于getqsetting.php存在跨站脚本。

AI Predicted 5.4 Difficulty: Easy EPSS 1.26% · P69

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2025-34080

Vulnerability Information
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Vulnerability Title
CONPROSYS HMI System (CHS) < 3.7.7 Reflected Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
The Contec Co.,Ltd. CONPROSYS HMI System (CHS) is vulnerable to Cross-Site Scripting (XSS) in the getqsetting.php functionality that could allow reflected execution of scripts in the browser on interaction.This issue affects CONPROSYS HMI System (CHS): before 3.7.7.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA: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
Contec CONPROSYS HMI System 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Contec CONPROSYS HMI System是日本Contec公司的一个基于 HTML5 技术的 HMI（人机界面）/SCADA（监控和数据采集）软件产品。 Contec CONPROSYS HMI System 3.7.7之前版本存在安全漏洞，该漏洞源于getqsetting.php存在跨站脚本。
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
Contec Co.,Ltd. CONPROSYS HMI System (CHS) 0 ~ 3.7.7 -

II. Public POCs for CVE-2025-34080

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III. Intelligence Information for CVE-2025-34080

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Vendor Advisories for CVE-2025-34080 (1)

IV. Related Vulnerabilities

Same product: CONPROSYS HMI System (CHS)
Same vendor: Contec Co.,Ltd.
Same weakness: CWE-79

V. Comments for CVE-2025-34080

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