Cross-site scripting vulnerability exists in PC-HELPER Wireless I/O DIO-0404RY-LWF and PC-HELPER Wireless I/O DIO-0404RY-LWF-US. If this vulnerability is exploited, an arbitrary script may be executed on a logged-in user's web browser.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00138.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Contec Co., Ltd. PC-HELPER Wireless I/O DIO-0404RY-LWF unaffected
Version Status Constraints
0 affected < 1.01.00
Contec Co., Ltd. PC-HELPER Wireless I/O DIO-0404RY-LWF-US unaffected
Version Status Constraints
0 affected < 1.01.00

No data.

No data.

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No data.

Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/vu/JVNVU90314828/ cve-icon cve-icon
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_ph_26091000_en.pdf cve-icon cve-icon
History

Mon, 14 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 14 Sep 2026 11:00:00 +0000

Type Values Removed Values Added
Title Unrestricted Script Execution via XSS on Contec PC-HELPER Wireless I/O Device

Mon, 14 Sep 2026 07:00:00 +0000

Type Values Removed Values Added
Description Cross-site scripting vulnerability exists in PC-HELPER Wireless I/O DIO-0404RY-LWF and PC-HELPER Wireless I/O DIO-0404RY-LWF-US. If this vulnerability is exploited, an arbitrary script may be executed on a logged-in user's web browser.
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-09-14T12:21:14.527Z

Reserved: 2026-08-31T02:30:58.279Z

Link: CVE-2026-82790

cve-icon Vulnrichment

Updated: 2026-09-14T12:21:09.975Z

cve-icon NVD

Status : Received

Published: 2026-09-14T07:17:21.063

Modified: 2026-09-14T13:18:56.913

Link: CVE-2026-82790

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-14T10:45:07Z

Weaknesses