CVE-2026-82784
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Contec Co., Ltd. | Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* | 0 < 1.82 | affected |
Weaknesses
- CWE-306: Missing authentication for critical function
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf
- https://jvn.jp/en/vu/JVNVU96551518/
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.