CVE-2026-82784
Missing authentication for critical function vulnerability exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. An attacker may execute a REST API without authentication, which could allow the attacker to retrieve I/O values and/or control the output.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.9
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- EPSS probability
- 0.20%
- CWE
- CWE-306
- Published
- 2026-09-14
- Last modified
- 2026-09-14
Affected products
- Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
Weakness type
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