CVE-2026-82781 Details
Description
Cross-site scripting vulnerability exists in CONPROSYS nano Series. If this vulnerability is exploited, an arbitrary script may be executed on a logged-in user's web browser.
A cross-site scripting vulnerability has been identified in the CONPROSYS nano Series by Contec Co., Ltd. This vulnerability allows for the execution of arbitrary scripts in the web browser of a logged-in user. It affects several different models of the nano Series, all versions prior to the specified fixed versions.
Users are advised to update the firmware to the latest version. The fixed version for the Remote I/O Coupler Unit (Server Type) is 1.82 or later, for the EtherNet/IP Adapter is 1.02 or later, and for the Programmable Remote I/O Coupler Unit (Software PLC Type) is 1.61 or later. Instructions for updating the firmware can be found on the CONTEC website.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 14, 2026CISA-ADP
Assessed Sep 14, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://jvn.jp/en/vu/JVNVU96551518/ | [email protected] | AdvisoryBundleRemedy |
| https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf | [email protected] | AdvisoryBundleRemedyVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Contec CONPROSYS nano | < 1.82 < 1.02 < 1.61 |
CPE
Remediation
| |
| Contec CPSN-MCB271 | All versions |
CPE
Remediation
| |
| Contec CPSN-EOB471EI | All versions |
CPE
Remediation
| |
| Contec CPSN-PCB271-S1-041 | All versions |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 14, 2026 | CVE Modified | CISA-ADP |
| Sep 14, 2026 | New CVE Received | [email protected] |
Volerion