Vulnerability · Published Sep 14, 2026 · Assigned by jpcert
CVE-2026-82793
High 7.2
In plain English
A high-severity unrestricted file upload in CAN-2-USB 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 0.6% (higher than 50% of all known vulnerabilities).
Severity (CVSS 3.1)7.2High
Exploit odds (30 days)0.6%top 49.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Unrestricted upload of file with dangerous type issue exists in Contec CAN 2.0B Communication Wireless LAN / USB Converter Unit. If a specially crafted file is uploaded by a remote authenticated attacker, arbitrary code may be executed on the product.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Contec Co., Ltd. | CAN-2-WF | 0 – before 2.20 |
| Contec Co., Ltd. | CAN-2-USB | 0 – before 2.20 |
Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H