Vulnerability · Published Sep 14, 2026 · Assigned by jpcert
CVE-2026-82790
Medium 5.4
In plain English
A medium-severity cross-site scripting in PC-HELPER Wireless I/O DIO-0404RY-LWF from Contec Co., Ltd.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 85.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Contec Co., Ltd. | PC-HELPER Wireless I/O DIO-0404RY-LWF | 0 – before 1.01.00 |
| Contec Co., Ltd. | PC-HELPER Wireless I/O DIO-0404RY-LWF-US | 0 – before 1.01.00 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N