Medium severity · published Jul 1, 2025
CVE-2025-34080
CONPROSYS HMI System (CHS) < 3.7.7 Reflected Cross-Site Scripting
6.1
CVSS
1.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
CONPROSYS HMI System (CHS) · Contec Co.,Ltd.
before 3.7.7 · source: vendor
CH
Conprosys Hmi System · Contec
before 3.7.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-34080
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-34080
Third Party Advisory
https://jvn.jp/en/vu/JVNVU92266386/
www.vulncheck.com
https://www.vulncheck.com/advisories/conprosys-hmi-system-reflected-xss
More from CONPROSYS HMI System (CHS)
7.5
CVE-2025-34081
CONPROSYS HMI System (CHS) < 3.7.7 Exposed PHP Debug Info